60mm Stroke Crankshaft for Small Block GX Clone

The final word in small block stroker builds! For serious engine builders only! Forged steel 60mm stroke crankshaft for the GX200 and clone engines. This crankshaft will require clearancing of the block and camshaft. Rod Journal Diameter: 1.181"/30mm (GX200/Clone) Flywheel Taper: GX200/Clone Displacement: 70mm bore = 231cc 72mm bore = 244cc 76mm bore = 272cc Here are some rotating assembly combinations that you can build with our cranks and our 72mm bore 136.8mm deck height TC225 block: STACKUP w/ rod and piston BORE X STROKE DISPLACEMENT PISTON CROWN DISTANCE TO DECK AT TDC Rod/Stroke Ratio Use 72mm "550" - 0.906" CH flat top piston 54mm Crank + ARC 6771 - 3.403" 72mm x 54mm 220cc 0.014" under the deck 1.60:1 55mm Crank + ARC 6771 - 3.403" 72mm x 55mm  224cc 0.005" above the deck 1.56:1 58mm Crank + ARC 6271 - 3.323" 72mm x 58mm 236cc 0.015" under the deck 1.46:1 58mm Crank + ARC 6266 - 3.343" 72mm x 58mm 236cc 0.004" above the deck 1.46:1 59mm Crank + ARC