Wiseco Forged Series Piston Kit - 839M05250 Polaris Scrambler 90 / Sportsman 90 2001-2005 Koso North America upholstered backrest

upholstered backrest

Spigot Mounting Outside Diameter 47 Riding Style ATV Riding Style Off-Road Color/Finish Silver Main Jet 230 (4/042) Pilot Jet 22

Edges are smooth and rounded

with a fully titanium link pipe and inner muffler structure

then coated with a silicone releasing coating to ensure a positive seal with excellent release characteristic upon disassembly

Wiseco Forged Series Piston Kit - 839M05250 Polaris Scrambler 90 / Sportsman 90 2001-2005 Koso North America upholstered backrestFeatures Designed and built for each specific 2 stroke powersports engine Forged from high silicon alloy for maximum strength and dependability Dedicated forgings and additional lightening operations allow for optimized strength to weight ratio Kit includes piston(s), ring(s), wrist pin, and circlips Specs Engine Type 2 Stroke Model Forged Series Riding Style ATV Piston Material 4032 Aluminum Alloy Stroke Length 41. 90 mm Bore Oversize +0,50 mm