4.750" Stroke FORGED 4340 CRANKSHAFT 2 PC SEAL For Chevy BBC 454
Regular price
$ 459.79
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DESCRIPTION Forged 4340 steel in a non-twist forging with multi-stage heat treatment Shot-peened, stress-relieved, and nitrided surface for superior durability Target bobweight guaranteed +/- 2%. Will internal balance without heavy metal Recommended for use up to 1500hp Make: Chevy Engine: BBC (454 Mains) Material: Forged 4340 Steel Stroke: 4.750" Stroke Balance: Internal Balance Rear Main Seal: 2-Piece Rear Main Seal Rod Journal Diameter: 2.200" Main Journal Diameter: 2.749" Min. Rod Length: 6.385"