These forged 4340 steel crankshafts are great for high performance applications
Non-twist forging, go through a multi-stage heat-treatment process
Stress-relieved and shot-peened
These cranks are x-rayed, magnafluxed, and sonic-tested
Each crankshaft has cross-drilled and chamfered oil holes for improved oiling
Internal balance
Compatibility
Small Block Chevrolet
Specifications
Crank Material: 4340 Forged Steel
Stroke Size: 4"
- SKU: ZX9MTRST48555
440040006000 Small Block Chevrolet 4340 Forged Steel Crank with 4 in. Stroke
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Specifications
Manufacturer part number
HO3631648
Vehicle model
Small Block
Vehicle make
Chevrolet
Vehicle fitment type
Specific
Warranty
Warranty information
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Warnings
WARNING: WARNING: This product contains chemicals known to the State of California to cause cancer andbirth defects or other reproductive harm.