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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
2012-2014 Polaris Sportsman 850 HO XP EPS
1979-1980 Honda XR500
2 Year warranty
Every gasket in these kits uses the best materials possible for its intended application
and a high level of abrasion and tear resistance
S&S Cycle 106-4277 Super Stock 79cc Cylinder Head Kit - .640in. Lift Springs - Silver Powder-Coat engine-crankcase-components 2012-2014 Polaris Sportsman 850 HOCompression 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
