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This Eagle forged 4340 steel crankshaft for Chevrolet LS engines features a non-twist forging, .125" fillet radiuses, a nitrided surface and micropolished finish for demanding use. Offered with a 3.800" stroke and a 58‑tooth reluctor, it’s built for applications that need high strength and precise balance; note that fillet radii can require chamfered or narrowed bearings during installation.
Eagle Chevrolet LS 4340 3.800in Stroke 58 Tooth Reluctor Forged Crankshaft
