Manley Performance Forged 4340 Billet Crankshaft Lightweight Durable

Manley Performance Forged 4340 Billet Crankshaft — Lightweight & Durable Upgrade your engine with the Manley Performance Forged 4340 billet crankshaft, engineered for racers and performance enthusiasts who demand strength, precision, and reduced rotating mass. Key Features Premium 4340 "Turbo-Tuff" billet construction for exceptional toughness and fatigue resistance. Lightweight design with fully knife-edged counterweights to reduce rotating inertia and improve throttle response. Enhanced strength through multi-step heat treatment and nitriding for superior wear resistance and longevity. Rigorous quality control: stress relief, shot peening, and 100% magnaflux inspection ensure reliability under extreme conditions. Stroker performance: 94mm stroke — a 9.3% increase over stock — to boost displacement and torque for noticeable power gains. Benefits Expect improved acceleration, better low-end torque, and increased durability under high-RPM operation. Ideal for stroker builds and high-performance rebuilds where strength and balance are critical. Manley Performance Forged 4340 Billet Crankshaft delivers race-proven materials and processes to keep your build dependable and powerful.