Forged 4340 Standard Weight Crankshaft SB Chevy 400 Mains, 4.000" Stroke, use 6.000" Rods

Designed for street or race engines with substantially increased horsepower

• 4.000" Stroke.
• 6.000" Rod length.
• 2.100" Big end journal size.
• Weight: 55 lbs.
• Can internal balance, may require heavy metal.
• Designed and engineered by SCAT in Redondo Beach, CA
• Inspected & micro polished at SCAT in Redondo Beach, CA
• Straight shot & chamfered oil holes
• Nitride hardened for superior wear resistance
• Lightening holes in all rod throws
• Large radius on all journals.
• Precision ground, heat treated & shot peened

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.