Eagle · New
Eagle Chevrolet Big Block 4.250in Stoke Internal Balance Forged 4140 Steel Crankshaft
MPN 545442526385 · Store SKU eag545442526385
Supplier stock checked 11/7/2026, 2:28:14 PM UTC. Adding a part does not reserve it.
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Product details
Eagle forged 4140 steel cranks feature a non-twist forging, .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished. Intended for competition use. Forged 4140 Steel Crank - CHEVROLET 454, 4.250" STROKE, INTERNAL BALANCE. 4140 CRANK CHEVY BB INT BALANCE
Manufacturer fitment & guides
- CHEVY BB
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- California Proposition 65: Y