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CHEVROLET PERFORMANCEPART NUMBER: 809-12489436

Forged Steel Crankshaft 383 Stroker

Name: Forged Steel Crankshaft 383 Stroker
Brand: CHEVROLET PERFORMANCE
SKU: 809-12489436
Price: 2260.00 USD
Availability: InStock

^$2,260⁰⁰

Ships on 11/06/2026

Lowest Price Guarantee

Small Block Chevy

383 Stroker
1-Piece Rear Main Seal
2.100" Journals
Standard 350 Mains
3.800" Stroke

Installation Notes:Use Piston 809-88962748
Bearing Kit 809-17800761
Connecting Rod 809-19169670

Chevrolet Performance Crankshafts are a strong, durable choice for when rebuilding or refreshing your performance engine. The engineers at Chevrolet know how catastrophic crankshaft failure can be so that's why their crankshafts are made to exact specifications and then tested to handle the force of high-performance applications. These tough crankshafts are the same ones used in Chevrolet Performance Crate Engines. Featured in either cast iron or forged finish and available for popular small block, big block and LS series engines.

Part TypeCrankshaft

Product LineChevrolet Performance Crankshafts

BrandCHEVROLET PERFORMANCE

Package Height9.0

Package Width9.0

Package Length626.872

Weight55.0 PG

Part CategoryPerformance Parts

Main Journal Bushing Width1.025

Crankshaft MaterialForged 4340 steel

Rod Journal Diameter2.1 in (53.3 mm)

Main Journal Diameter62.179

Rod Diameter53.34

LightenedNo

QuantitySold individually

MaterialForged 4340 Steel

Crankshaft Snout StyleStandard

Main Bearings IncludedNo

Engine BalanceInternal

Rod Bearings IncludedNo

TypeExternal Balance

Rear Main Seal Style1-piece

Balancer Bolt Thread Size (In.)7/16-20

Requires Narrow BearingsYes

Rear Main Seal TypeOne Piece

Part FitmentSemi Universal

Engine Stroke96.52

Vendor Part Number12489436

Package Qty1

Package TypeEA

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