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NA-50000K4
.040 Over Bore Top End Rebuild Kit
Fits The Following Polaris Models:
250 Trail Boss 1986-1999
250 Trail Blazer 1990-2006
250 Explorer 4x4 2000-2002
INCLUDES ALL OF THE FOLLOWING ITEMS:
Namura Technologies Piston Kit #NA-50000-4 which includes:
Namura Technologies Cast 040 Over Bore Piston 73.00mm Bore, Wrist Pin, Circlips, Piston Rings
-Namura pistons have Molybdenium/Teflon skirt coatings to minimize resistance for extended life.
-All Namura pistons have anodized domes and high silicone content for superior heat resistance and strength.
Namura Technologies Top End Gasket Kit
Includes Cylinder Head Gasket, Cyclinder Base Gasket, Exhaust Gasket.
Namura Wrist Pin Bearing Included
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