Brand new CYLINDER REBUILD KIT with Original OEM Bore size for Polaris 90CC 2 Stroke Kids ATV. Please note, we are the ONLY one sells original stock 52mm bore size cylinder, all other listings are 50mm Chinese replica and you will loose power from using it. Works with: Polaris Predator 90 2003 - 2006 Polaris Sportsman 90 2001 - 2006 Polaris Scrambler 90 2001 - 2003 Engine Rebuild Kit includes Cylinder head Cylinder head and base gasket Cylinder body / bore / block Piston & Rings set Wrist pin & roller Multiple items can be combined shipping, please look at our other items, thank you. Powered by eBay