Manley Performance Turbo Tuff Series Crankshaft 79mm - Subaru EJ25 Models (inc. 2004+ STI / 2006-2014 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 with a strong, and happy motor built to handle all the boost and brapping.
If you plan on being the king horsepower, do it with a Manley billet crankshaft.
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