S&S Cycle Cylinder Head Kit - Super Stock® - Single Plug - O-Ring Style - Big Twin Bicycle and more than 40% savings

and more than 40% savings in weight over stock

2016 - 150 SX

Vent Hose Refills - Yellow - 9-Pack

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2018 - 450 SX-F Factory Edition

S&S Cycle Cylinder Head Kit - Super Stock® - Single Plug - O-Ring Style - Big Twin Bicycle and more than 40% savingsFeatures Heads come completely assembled with valve seats, valves, guides, seals, . 590" lift valve springs, collars and valve keepers Kit also includes rocker cover gaskets, head gaskets, exhaust flange gaskets and hardware for rocker housings, top engine mount and carb support bracket with instructions Features stock appearance, but flow better than stock heads Use OEM manifolds and exhaust Made in the USA Specs Product Name Cylinder Head Kit Type