Subaru Impreza STI/WRX STI Billet Crankshaft ZRP

Special crankshaft from ZRP for Subaru Impreza WRX / WRX STI with the engine code EJ20 / EJ22 / EJ205. You need the billet crankshaft for performance enhancements, turbo conversions and high speed concepts, as the original crankshafts have not been developed for heavy use. The crankshaft is durable even with turbo conversions up to 1000 HP! Features Billet crankshaft: Milled from solid Aerospace Steel 4340 Finely balanced to 1 g / cm +/- 0.1 Pistol-bored crankpins & counterweights for weight reduction suitable for extreme performance increases up to 1000PS Plug The ZRP crankshafts stand for stability, performance and safety.