LS 280cc Pro-1 Cylinder Head 68cc 2.165/1.600 2009-arctic-cat-ac-600-sno-pro-esi3321825 100 in Bore - Dodge

100 in Bore - Dodge Cummins - Kit

Motor Oil - XLO Heavy Duty Fleet - 15W40 - Conventional - 1 gal Jug - Set of 4

Helmet - RS7C - Full Face - Snell SA2020 - FIA Approved - Head and Neck Support Ready - Lightweight - Carbon Fiber - Size 7-1/2 - Each

Valve Spring - Single Spring / Damper - 241 lb/in Spring Rate - 1

Fitting - Adapter - Straight - 10 AN Male to 12 AN Male O-Ring - Aluminum - Black Anodized - Each

LS 280cc Pro-1 Cylinder Head 68cc 2.165/1.600 2009-arctic-cat-ac-600-sno-pro-esi3321825 100 in Bore - DodgeCylinder Head Pro1 LS 15 Degree Assembled 2. 165 1. 600 in Valves 280 cc Intake 68 cc Chamber 1. 295 in Springs Aluminum GM LS Series Each