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1mm Stuffer Stroker Crank
1mm Stuffer Stroker Crank
1mm stuffer stroker crank from - increases the cc's of your motor. 29mm stroke - 1mm longer than stock 28mm stroke. Built in stuffer reduces crankcase volume, increasing primary compression. Must use with 2 stacked cylinder gaskets or head kit when using with Chung Yang engines. Forged, heat treated, and ground. Journal diameter same as stock G230RC crank. Fits Zenoah G23LH / G230RC / G260RC. Also fits Chung Yang / CY23RC / CY26RC / CY27RC / GP290 engines.