1990 ATV Polaris W908139 TRAIL BOSS 350L 4X4 (1990) (W908139) Cooling System (4918541854007A) OEM Parts | Assembly Diagram OEM Parts Finder and Diagram (Microfiche) Inspector

1
MPN/SKU: 1240006
RADIATOR
Unavailable
$0.00
          Recommended Quantity: 1

          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

          Stock: TBD
          2
          Item # 1595622
          Polaris / Indian Cap Radiator - 2511270
          Leaves Warehouse: 5 to 7 days
          $35.99
                  Recommended Quantity: 1

                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                  Stock: TBD
                  3
                  Item # 1610653
                  Polaris / Indian Engine Hose Upper - 5410570
                  Leaves Warehouse: 5 to 7 days
                  $69.99
                          Recommended Quantity: 1

                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                          Stock: TBD
                          4
                          Item # 1678139
                          Polaris / Indian Hose Lower Engine - 5411173
                          Leaves Warehouse: 5 to 7 days
                          $154.99
                                  Recommended Quantity: 1

                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                  Stock: TBD
                                  5
                                  Item # 1686434
                                  Polaris / Indian Clamp Hose - 7080225
                                  Out of Stock
                                  $2.69
                                          Recommended Quantity: 4

                                          This part has 4 locations on the diagram. It is the recommended quantity, but not a requirement.

                                          Stock: TBD
                                          6
                                          Item # 1591653
                                          Polaris / Indian Bolt - 7512113
                                          Leaves Warehouse: 5 to 7 days
                                          $6.99
                                                  Recommended Quantity: 2

                                                  This part has 2 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                  Stock: TBD
                                                  7
                                                  Item # 1690900
                                                  Polaris / Indian Washer - 7552605
                                                  Leaves Warehouse: 5 to 7 days
                                                  $8.99
                                                          Recommended Quantity: 2

                                                          This part has 2 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                          Stock: TBD
                                                          8
                                                          Item # 1673633
                                                          Polaris / Indian Mount Spacer - 5020572
                                                          Leaves Warehouse: 5 to 7 days
                                                          $15.99
                                                                  Recommended Quantity: 2

                                                                  This part has 2 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                  Stock: TBD
                                                                  9
                                                                  Item # 1670440
                                                                  Polaris / Indian Mount Rubber - 3110032
                                                                  Leaves Warehouse: 5 to 7 days
                                                                  $12.99
                                                                          Recommended Quantity: 2

                                                                          This part has 2 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                          Stock: TBD
                                                                          10
                                                                          Item # 1595908
                                                                          Polaris / Indian Carriage Bolt - 7512193
                                                                          Leaves Warehouse: 5 to 7 days
                                                                          $3.99
                                                                                  Recommended Quantity: 3

                                                                                  This part has 3 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                  Stock: TBD
                                                                                  11
                                                                                  Item # 1625242
                                                                                  Polaris / Indian Nut - 7542122
                                                                                  Leaves Warehouse: Same Day
                                                                                  $1.99
                                                                                          Recommended Quantity: 3

                                                                                          This part has 3 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                          Stock: TBD
                                                                                          12
                                                                                          Item # 1675523
                                                                                          Polaris / Indian Guard Low.Radiator - 5222547
                                                                                          Out of Stock
                                                                                          $13.89
                                                                                                  Recommended Quantity: 1

                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                  Stock: TBD
                                                                                                  13
                                                                                                  Item # 1634466
                                                                                                  Polaris / Indian Radiator Mount Bushing Lower - 5410584
                                                                                                  Leaves Warehouse: 5 to 7 days
                                                                                                  $9.99
                                                                                                          Recommended Quantity: 2

                                                                                                          This part has 2 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                          Stock: TBD
                                                                                                          14
                                                                                                          MPN/SKU: 5431189
                                                                                                          SHIELD,RH RADIATOR
                                                                                                          Unavailable
                                                                                                          $0.00
                                                                                                                  Recommended Quantity: 1

                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                  Stock: TBD
                                                                                                                  14
                                                                                                                  MPN/SKU: 5431188
                                                                                                                  SHIELD,LH RADIATOR
                                                                                                                  Unavailable
                                                                                                                  $0.00
                                                                                                                          Recommended Quantity: 1

                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                          Stock: TBD
                                                                                                                          15
                                                                                                                          Item # 1601111
                                                                                                                          Polaris / Indian Dart Clip - 7670067
                                                                                                                          Leaves Warehouse: 5 to 7 days
                                                                                                                          $6.99
                                                                                                                                  Recommended Quantity: 8

                                                                                                                                  This part has 8 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                  Stock: TBD
                                                                                                                                  16
                                                                                                                                  Item # 1679182
                                                                                                                                  Polaris / Indian Screen Radiator - 5431228
                                                                                                                                  Out of Stock
                                                                                                                                  $32.69
                                                                                                                                          Recommended Quantity: 1

                                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                          Stock: TBD
                                                                                                                                          17
                                                                                                                                          Item # 1625932
                                                                                                                                          Polaris / Indian O-Ring - 5410163
                                                                                                                                          Leaves Warehouse: 5 to 7 days
                                                                                                                                          $2.99
                                                                                                                                                  Recommended Quantity: 4

                                                                                                                                                  This part has 4 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                  Stock: TBD
                                                                                                                                                  18
                                                                                                                                                  Item # 1591649
                                                                                                                                                  Polaris / Indian Bolt - 7511864
                                                                                                                                                  Leaves Warehouse: 5 to 7 days
                                                                                                                                                  $8.99
                                                                                                                                                          Recommended Quantity: 3

                                                                                                                                                          This part has 3 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                          Stock: TBD
                                                                                                                                                          19
                                                                                                                                                          Item # 1647723
                                                                                                                                                          Polaris / Indian Washer - 7558201
                                                                                                                                                          Leaves Warehouse: 5 to 7 days
                                                                                                                                                          $8.99
                                                                                                                                                                  Recommended Quantity: 3

                                                                                                                                                                  This part has 3 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                  Stock: TBD
                                                                                                                                                                  20
                                                                                                                                                                  MPN/SKU: 4170009
                                                                                                                                                                  MOTOR,FAN,LIQ.COOLED
                                                                                                                                                                  Unavailable
                                                                                                                                                                  $297.99
                                                                                                                                                                          Recommended Quantity: 1

                                                                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                          Stock: TBD
                                                                                                                                                                          21
                                                                                                                                                                          Item # 1677792
                                                                                                                                                                          Polaris / Indian Spacer Fan Bracket . - 5333073
                                                                                                                                                                          Leaves Warehouse: 5 to 7 days
                                                                                                                                                                          $5.89
                                                                                                                                                                                  Recommended Quantity: 3

                                                                                                                                                                                  This part has 3 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                  22
                                                                                                                                                                                  MPN/SKU: 3083951
                                                                                                                                                                                  COVER
                                                                                                                                                                                  Unavailable
                                                                                                                                                                                  $0.00
                                                                                                                                                                                          Recommended Quantity: 1

                                                                                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                          23
                                                                                                                                                                                          $7.59
                                                                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                  24
                                                                                                                                                                                                  Item # 1690789
                                                                                                                                                                                                  Polaris / Indian Nut - 7541915
                                                                                                                                                                                                  Out of Stock
                                                                                                                                                                                                  $5.99
                                                                                                                                                                                                          Recommended Quantity: 3

                                                                                                                                                                                                          This part has 3 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                                          25
                                                                                                                                                                                                          MPN/SKU: 3083950
                                                                                                                                                                                                          BUSHING
                                                                                                                                                                                                          Unavailable
                                                                                                                                                                                                          $0.00
                                                                                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                                  26
                                                                                                                                                                                                                  Item # 1636883
                                                                                                                                                                                                                  Polaris / Indian Screw - 7512232
                                                                                                                                                                                                                  Leaves Warehouse: 5 to 7 days
                                                                                                                                                                                                                  $1.99
                                                                                                                                                                                                                          Recommended Quantity: 4

                                                                                                                                                                                                                          This part has 4 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                                                          27
                                                                                                                                                                                                                          Item # 1675672
                                                                                                                                                                                                                          Polaris / Indian Blade Fan - 5240822
                                                                                                                                                                                                                          Leaves Warehouse: 5 to 7 days
                                                                                                                                                                                                                          $87.89
                                                                                                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                                                  28
                                                                                                                                                                                                                                  MPN/SKU: -------
                                                                                                                                                                                                                                  Decal-Radiator Cap
                                                                                                                                                                                                                                  Unavailable
                                                                                                                                                                                                                                  $0.00
                                                                                                                                                                                                                                          Recommended Quantity: 1

                                                                                                                                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                                                                          28
                                                                                                                                                                                                                                          MPN/SKU: 3083952
                                                                                                                                                                                                                                          NUT
                                                                                                                                                                                                                                          Unavailable
                                                                                                                                                                                                                                          $0.00
                                                                                                                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                                                                  28
                                                                                                                                                                                                                                                  MPN/SKU: 4110099
                                                                                                                                                                                                                                                  SWITCH,RADIATOR THERMO.
                                                                                                                                                                                                                                                  Unavailable
                                                                                                                                                                                                                                                  $0.00
                                                                                                                                                                                                                                                          Recommended Quantity: 1

                                                                                                                                                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                                          Stock: TBD
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                                                                                                                                                                                                                                                          For the current model: W908139 TRAIL BOSS 350L 4X4 (1990) (W908139)

                                                                                                                                                                                                                                                          Polaris OEM Parts

                                                                                                                                                                                                                                                          When it comes to your Polaris Powersports vehicle, there’s no substitute for genuine OEM parts — crafted to perfection, designed for durability, and fine-tuned for peak performance. Polaris OEM parts consistently deliver top-notch quality, ensuring your machine stays at its best, no matter the terrain.

                                                                                                                                                                                                                                                          Take brake pads for the Polaris RZR — specially engineered to give you precise stopping power while keeping your high-performance side-by-side under control. And when we talk about the Polaris Sportsman, air filters play a critical role in keeping your engine running clean and strong, ensuring maximum efficiency and longevity. For the Polaris Ranger, spark plugs are a crucial component, guaranteeing reliable ignition and smooth performance whether you’re working hard or exploring the great outdoors.

                                                                                                                                                                                                                                                          Trying to force square pegs into round holes doesn’t work — so don’t settle for anything less than the exact fit for your ride. Stick with genuine Polaris OEM parts for unmatched reliability and performance.

                                                                                                                                                                                                                                                          Shop Polaris OEM Parts with the Diagram (Microfiche) Inspector:

                                                                                                                                                                                                                                                          On the path to enhancing your ride, it starts with simply selecting your riding style, year, and model. Next, the visual Diagram (Microfiche) Inspector tool, an innovative tool made easy: works like a charm in helping you to pinpoint the exact parts you need. So, whether you're riding a Polaris Ranger, a Polaris General, or a Polaris Outlaw, the Inspector will assist you to find the perfect part to keep your ride smooth.