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  5. Manley Chevrolet LS 4340 Forged 3.622in Stroke Pro Series Light Weight Crankshaft
    By Manley Performance

    Manley Chevrolet LS 4340 Forged 3.622in Stroke Pro Series Light Weight Crankshaft

    $1,273.99
    $1,384.63 $1,273.99
    -$110.64
    Brand: Manley Performance
    Availability: Out of stock
    SKU: MAN193924
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    $1,273.99
    $1,384.63 $1,273.99
    Manley PerformanceManley Piston Ring - 92.3mm/3.633in 1.2mm Top Ring / 1.5mm 2nd Ring / 3.0mm Oil Ring - Single
    Manley PerformanceManley Chevrolet inLSin 4.000in Stroke Lightweight Pro Series Crankshaft

    we're providing the core strength your engine build demands. The Pro Series 4340 Alloy Steel Crankshaft is an efficient and precisely balanced foundation for performance, built not just to survive, but to handle extremes across a wide range of applications.

    • 4340 Construction: Forged or Turbo Tuff billet for superior strength
    • Gun-drilled mains and lightened journals cut weight
    • Heat-treated and nitrided for durability
    • Micro-polished journals reduce friction
    • 100% magnaflux-inspected