
Eagle · New
Eagle Forged 4340 Steel Crankshaft Chevrolet 400 SBC
MPN 440040006000 · Store SKU eag440040006000
Supplier stock checked 11/7/2026, 1:17:30 PM UTC. Adding a part does not reserve it.
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Product details
Eagle forged 4340 steel Cranks feature a non-twist forging, .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished. Intended for the most demanding applications. Forged 4340 Steel Crank - Chevrolet 400, 4.000" Stroke, INTERNAL BALANCE. 4340 CRANK CHEVY 400 4.000" STROKE
Manufacturer fitment & guides
- CHEVY 400
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- California Proposition 65: Y