Scat Forged 4340 Standard Weight Crankshaft (SC4LS1400061255)

SC4LS1400061255 - LS1 4.00 STROKE 4340 CRANK

Chevy LS Series, 4.000" Stroke, 58 Tooth Reluctor Wheel, use 6.125" SB Chev Rods

Part Number: SC4LS1400061255

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.