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Manley Turbo Tuff Series Crankshaft 79mm - 04-18 STI / 06-14 WRX

The Manley 4340 Billet 79MM Stroker Crankshaft is the answer to all your horsepower prayers.This crankshaft has been carved out of 4340 billet, and has endured a multi-step heat treatment process. Additionally, it has been stress relieved, shot peened, nitrated, and 100% magnafluxed.

But it doesn’t end there just yet. The Stroker Crankshaft also has special teardrop diagonal oiling, and has knife-edged counterweights. Because of all these fine elements, you’re going to be left wi. . . Show More >

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