Manley 190100B Crankshaft 4340 Billet 88mm Stroke

Manley Crankshaft, CRANK-4340 BILLET 88mm STROKE For High Horsepower/High Boosted Applications, explore our fully machined "Turbo Tuff Series" billet cranks, available for Mitsubishi 4G63/4G64 and Subaru EJ20/EJ25 engines. Lightweight Design, 4340 Billet Material: Manufactured from 4340 Turbo-Tuff Billet material, ensuring durability and performance. Counterweights are fully knife edged to ensure precise balance and stability. Enhanced Strength: A multi-step heat treatment process and nitriding enhance the crankshafts' strength and longevity. Rigorous Quality Assurance: Each crankshaft undergoes stress relief, shot peening, and 100% magnafluxing to meet our stringent quality standards. Increase Displacement with a Stroker Crankshaft: Featuring an increased 94mm stroke provides a 9.3% increase over the stock stroke offering more displacement and more power.