ATHENA PIST. D.47,6 RACING SP12 SELEZ. C

Carburetors have a manual choke assembly and include a selection of main jets Hyper Race crankshafts have a lighter connecting rod, full crank rounds, and special needle bearings, but will not work with OEM type stock or standard Athena big bore pistons due to the larger 12mm wrist pin size. Brand:ATHENA PARTS