Manley Turbo Tuff® Billet Crankshafts deliver uncompromising strength, precision, and reliability for high-horsepower and high-boosted applications. Machined from premium 4340 Turbo Tuff® billet material, each crank features gun-drilled pins and fully knife-edged counterweights for reduced weight and superior balance. A multi-step heat treatment and nitriding process maximize durability, while stress relief, shot peening, and 100% magnaflux inspection ensure flawless quality.
Manley Subaru EJ20/EJ25 4340 Billet 79mm Stroke Turbo Tuff Series Crankshaft
Enhanced Strength: Heat-treated and nitrided for max durability
Counterweights knife-edged for precise balance and stability
Quality Assured: Stress-relieved, shot-peened, magnafluxed
Direct Shot Oiling for reliable bearing and journal life
Manley Subaru EJ20 Billet Crankshaft - 79.00 mm Stroke
Manley Crankshaft, CRANK-4340 79mm STROKE.
Manley Crankshaft, CRANK-4340 79mm STROKE
Manley Crankshaft, 4340 79mm STROKE
CRANK-4340 79mm STROKE
Engine Crankshaft
Crankshaft