S&S Cycle 106-4277 Super Stock 79cc Cylinder Head Kit - .640in. Lift Springs - Silver Powder-Coat riding-apparel Contains nearly everything needed to

Contains nearly everything needed to take a stock 74in

2011 Arctic Cat 1000 LTD

1999-2002 Kawasaki KVF400 Prairie 2x4

Headers and muffler are fully heat shielded for a blue-proof design

S&S Cycle 106-4277 Super Stock 79cc Cylinder Head Kit - .640in. Lift Springs - Silver Powder-Coat riding-apparel Contains nearly everything needed toCompression release machining Must use S&S rocker boxes (PART #90 4110) if S&S compression releases are used. High port flow gives great performance now, and more later when additional upgrades are done. Heads are fully assembled with springs and valves, and are available in silver or black powder coat finish to match OEM components. Compression ratios vary depending on cylinder heads chosen, pistons used and engine displacement. Heads are machined