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Polaris Big Boss 400L 400 Piston,Bearing,Top End Gasket Kit 83.50mm Bore + .50

Description: BRAND NEW NAMURA TOP END REBUILD KIT. INCLUDES PISTON, RINGS, WRIST PIN, CIRCLIPS, WRIST PIN BEARING, AND TOP END GASKET KIT. PISTON IS FOR .020 OVERBORE (83.50mm). ACTUAL SIZE OF PISTON IS 83.44mm. NAMURA PISTONS FEATURE THE FOLLOWING: High-silicon content Hypereutectic cast aluminum material for less heat expansion, tighter clearances, increased hardness, longer life and reduced scuffing.Features machined, smooth piston crowns for reduced carbon buildup, increased horsepower and fuel economy.Hard anodized crowns are 75% stronger than non-anodized, providing minimal expansion and reducing the chance of cold seizures when combined with Teflon/Molybdenum coated skirts.MOS2 (Teflon/Molybdenum) coated skirts perform at the highest standards, reducing friction and heat for added power and longevity. FITS: 1994-1997 POLARIS BIG BOSS 400L (2-Stroke) *Worldwide Shipping Available! **All returns must be in original condition, new and unused (just like it was received). A restocking fee (of up to 20%) may apply.**

Price: 89.55 USD

Location: Interlochen, Michigan

End Time: 2025-01-19T04:18:31.000Z

Shipping Cost: 0 USD

Product Images

Polaris Big Boss 400L 400 Piston,Bearing,Top End Gasket Kit 83.50mm Bore + .50

Item Specifics

Restocking Fee: 20%

Return shipping will be paid by: Buyer

Returns Accepted: Returns Accepted

Item must be returned within: 30 Days

Refund will be given as: Money Back

Brand: Namura

Compatible Make: Polaris

Placement on Vehicle: Front

Bundle Listing: Yes

Surface Finish: Piston Has Teflon Skirt Coating

Compatible Model: Big Boss 400L

Manufacturer Part Number: 9497PBB400L.5TEK8350

Compatible Years: 1994,1995,1996,1997

Part Type: Top End Engine Rebuild Kit

Vehicle Type: ATV

Piston Size: 83.44mm (for .020 over bore) .50mm over bore

Kit Includes: Piston,Rings,Wrist Pin,Circlips,Gaskets,Bearing

Piston Type: Cast, Dual Ring

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