LS1 Scat 4340 Forged Lightweight Pro Comp Crankshaft (4.250″ Stroke 58 Tooth Reluctor Wheel)

Scat forged standard weight crankshafts are designed for street or race engines with substantially increased horsepower. Scat crankshafts are precision-ground, heat-treated, shot-peened, inspected, and micro-polished at Scat for superior tolerance control. Scat crankshafts are also nitride-hardened for superior wear resistance, have straight-shot and chamfered oil holes, and feature lightening holes in all rod throws. These crankshafts also have a large radius on all journals for improved strength and wear resistance.

• Stroke: 4.250″
• Rod Length: 6.125″
• RodPin: 2.100″
• Profiled aero-wing counterweights
• Straight shot and chamfered oil holes
• Nitride hardened for superior wear resistance
• Lightening holes in all rod throws
• Large radius on all journals
• CNC machined for absolute tolerances and symmetry for ease of balance

*Image is just a representation actual product may vary.