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Manley 4340 Forged Lightweight Crankshaft for Chevrolet LS Engines

Maximize the performance of your Chevrolet LS engine with the Manley 4340 Forged Lightweight Crankshaft. Engineered for high-output applications, this crankshaft combines superior strength with reduced weight, providing a significant advantage in power delivery, responsiveness, and overall engine performance.

Engineered for LS Power:

• 4340 Forged Material: Offers exceptional strength and durability, ensuring reliability under extreme conditions and high horsepower.
• 4.000" Stroke: Provides an optimal increase in displacement for enhanced power and torque across the RPM range.
• Lightweight Design: Features gun-drilled mains and lightened rod journals to minimize rotational mass, improving acceleration and high-RPM performance.
• Profiled Counterweights: Precisely balanced for smooth operation and reduced stress on engine components.
• Micro-Polished Journals: Large radius journals are polished to reduce friction and wear, contributing to improved efficiency and longevity.
• Enhanced Strength: Undergoes a multi-step heat treatment process and nitriding for maximum hardness and wear resistance.
• 58 Tooth Reluctor Wheel: Includes a 58-tooth reluctor wheel, ensuring compatibility with most modern LS engine control modules.
• Rigorous Quality Assurance: Each crankshaft is stress relieved, shot peened, and 100% magnafluxed to meet the highest quality standards.

This Manley crankshaft is an ideal upgrade for LS engine builders seeking a reliable and high-performance component. Whether for naturally aspirated, forced induction, or nitrous applications, this crankshaft provides a robust foundation for your project.

Achieve peak performance with Manley. Get your LS crankshaft at GGCRACING.