Forged 4340 Standard Weight Crankshaft
Chevy LS Series, 4.000" Stroke, 58 Tooth Reluctor Wheel, use 6.125" SB Chev Rods

Designed for street or race engines with substantially increased horsepower.

• 4.000" Stroke.
• 6.125" Rod length. SB Chevy Rods.
• 2.100" Big end journal size.
• Flywheel bolts: 11mm x 1.5
• 58 Tooth Reluctor Wheel.
• Rough Balanced to 1800 grams.
• Weight: 48 lbs.
• Gun drilled mains.
• Straight shot & chamfered oil holes.
• Dual linear post keyways for damper.
• Nitride hardened for superior wear resistance.
• Lightening holes in all rod throws.
• Precision ground, heat treated & shot peened.
• Large radius on all journals.
• Designed and engineered by SCAT in Redondo Beach, CA.
• Inspected & micro polished at SCAT in Redondo Beach, CA.

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.