Stage6 R/T Crankshaft ZUMA for 10mm piston pin.
Stage6 improved their R/T crankshafts and redesigned the crank webs. The 16mm crankpin was replaced by a 18mm one for improved durability. The webs are reinforced and silver-plated, the connecting rod is forged.
This version comes with a (standard) 80mm connecting rod for 10mm piston pin; also available with 85mm connecting rod and for 12mm piston pins.
39mm stroke (original) - 80mm connecting rod - 10mm piston pin - 10x14x13mm small end bearing / Racing + Hyper Racing.