Eagle "ESP" Forged 4340 Steel Crankshaft - SB Chevy - 3.625" Stroke - Internal Balance - 5.700" Rod Length - 2.100" Rod Journal 1023-17 SIM29518 shownProduct Description:

SIM29518 shownProduct Description:

1963-1967 Chevrolet C10 Panel

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Use Edelbrock Step Washer Kit #9693 on 1967-69 engines with 7/16" head bolts

Aluminum support mounts behind polycarbonate style windshield to help prevent flexing and improve aerodynamics

Eagle "ESP" Forged 4340 Steel Crankshaft - SB Chevy - 3.625" Stroke - Internal Balance - 5.700" Rod Length - 2.100" Rod Journal 1023-17 SIM29518 shownProduct Description:Eagle forged 4340 steel cranks feature a non twist forging, . 125" fillet radiuses for superior strength so chamfered narrowed bearings required, nitrided surface, &amp micropolished to &lt 2 ra. Intended for the most demanding applicationForged AISI ASME certified 4340 steel with multi stage heat treatment for superior strength Service: Eagle connecting rods and cranks are designed and manufactured to our specifications. Some simply purchase generic