Manley Big Block Chevy 4.375"Stroke 4340 Non-Twist Forged Crankshaft, 454 Main Journal (2.750"), 2.200" Rod Journal, W/O Center Counter Weights, Bobweight 2350 grams, 64-66lbs 190250
Requires Minimum rod length 6.535"
Heat Treated, Stress Relieved, Shot peened, nitrided and 100% magnafluxed
Micro polished large radius journals (narrowed rod bearings required)
Note: Manley crankshafts are not intended for use with highly boosted roots style cog belt superchargers.