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Chevrolet Performance Forged Steel Crankshafts 12489436
Part Number: NAL-12489436
Chevrolet Performance Forged Steel Crankshafts
Crankshaft, 1-Piece Seal, 4340 Forged Steel, 3.800 Stroke, Chevy, 5.7L, Each
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Estimated Ship Date: Mar 10, 2027 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
12489436
Part Type:
Product Line:
Summit Racing Part Number:
NAL-12489436
Item Number:
755474
Engine Stroke (in.):
3.800 in.
Crankshaft Material:
Forged 4340 steel
Engine Balance:
Internal/External
Rear Main Seal Style:
1-piece
Lightened:
No
Requires Narrow Bearings:
Yes
Rod Bearings Included:
No
Main Bearings Included:
No
Rod Journal Diameter (in.):
2.100
Main Journal Diameter (in.):
2.448 in.
Balancer Bolt Thread Size:
7/16 in.-20
Crankshaft Snout Style:
Standard
Quantity:
Sold individually.
Chevrolet Performance Forged Steel Crankshafts
Whether you are building a street or race engine, your choice of crankshaft, the central component of your engine, is crucial to the peak performance of your engine. Strength and durability are important traits of a great crank, and Chevrolet Performance crankshafts are precision-engineered to be both. Chevrolet understands that crankshaft failure can be catastrophic, so their crankshafts are made to exacting specifications and tested against the forces of high performance engines. Chevrolet Performance forged steel crankshafts are forged from exceptionally strong 1053 and 4340 steel to hold up under the most demanding situations. Choose wisely--choose Chevrolet Performance crankshafts.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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