Manley Chevrolet Big Block 4340 Non-Twist Forgings 4.250in Stroke Crankshaft
Manley Performance
Special order
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Please be advised that no returns, cancellations, or refunds allowed on Special Orders once it has been placed on order regardless of the circumstances.
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Special order
Quantity:
Please be advised that no returns, cancellations, or refunds allowed on Special Orders once it has been placed on order regardless of the circumstances.
Liquid error (snippets/product-quick-buy line 5): invalid url input
Special order
Quantity:
Please be advised that no returns, cancellations, or refunds allowed on Special Orders once it has been placed on order regardless of the circumstances.
Lightweight Design, 4340 Non-Twist Forging: Our crankshafts feature a lightweight 4340 non-twist forging, ensuring durability and performance.Enhanced Strength: A multi-step heat treatment process and nitriding enhance the crankshafts' strength and longevity.Micro-Polished Journals: Large radius journals are micro-polished to reduce friction and enhance performance.Rigorous Quality Assurance: Each crankshaft undergoes stress relief, shot peening, and 100% magnafluxing to meet our stringent quality standards.