4G63 EVO IX

BC5101

BC5101 - Mitsubishi 4G63 (7 Bolt) Crankshaft - 4340 Billet - 94mm Stroke

4340 billet. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (mult...

4340 billet. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential. Stroke 94mm Rod Journal 45mm Main Journal 57mm

$ 2,417.15 $ 2,779.72

BC5109LW

BC5109LW - Mitsubishi 4G63 (7 Bolt) LW Crankshaft - 4340 Billet - 102mm Stroke

4340 billet LightWeight (29.8 lbs). All cranks are stress relieved, shot peened, magna flux inspe...

4340 billet LightWeight (29.8 lbs). All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential. Stroke 102mm Rod Journal 45mm Main Journal 57mm Weight 32.2 Lbs

$ 2,828.12 $ 3,252.34