STANDARD BORE HIGH COMPRESSION CYLINDER KIT 249CC (77MM) (13.5:1) 2011-polaris-sportsman-800-efi-big-boss-6x6-esi1956568 %HGD MOUNT SYSTEM BLK HON

%HGD MOUNT SYSTEM BLK HON CR450F(09-) CRF250(-20

CALIPER REBUILD KIT RR SUZUKI GSX-250R 2018

ITEM WEIGHT IS 3-4LBS

Hard rubber compound to help retain studs

This kit includes adjustable mass flyweights for more flexible tuning options

STANDARD BORE HIGH COMPRESSION CYLINDER KIT 249CC (77MM) (13.5:1) 2011-polaris-sportsman-800-efi-big-boss-6x6-esi1956568 %HGD MOUNT SYSTEM BLK HONCylinder Works turns up the horsepower with their high compression kits that look just like stock, but theyre not! All cylinders are nickel silicon carbide plated for a low friction surface, better heat dissipation and more durability. All kits come with everything, except the mechanic! Gaskets and seals, along with a Vertex piston, rings, wrist pin and circlips.