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The Manley Pro Series 4340 alloy steel crankshaft for Chevrolet LS applications features a 4.100-inch stroke and is offered as a precision-balanced foundation for high-demand engine builds. Constructed from 4340 material with gun-drilled mains, lightened journals, heat treatment and nitriding, micro-polished journals and 100% magnaflux inspection, it targets strength, reduced friction and durability.
Manley Chevrolet LS Forged Crankshaft - 4.100in Stroke
