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Manley Chevrolet Big Block 4340 Non-Twist Forgings 4.250in Stroke Crankshaft

$1,115.31 USD$1,212.29 USD
Brand:Manley Performance
SKU:MAN190140
Manufacturer Part Number:MAN190140
UPC:807298062266
Item is in stockHurry! Low inventoryItem is out of stock Item is unavailable
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Notes

Our "Pro Series" 4340 alloy steel crankshafts are available with many value packed and high-performance enhancing features for a wide range of domestic engine applications.

  • Rigorous Quality Assurance: Each crankshaft undergoes stress relief, shot peening, and 100% magnafluxing to meet our stringent quality standards.
  • 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.

Full details on shipping times, returns, warranty and cancellations are on our policy page.

Market conditions after 2020 have changed the landscape of automotive parts. Although we stock thousands of items across multiple warehouses and distribution channels, back-orders are unavoidable in today's market. If you need a product quickly, email, message or call us to check availability so we can explore your options.

Answers to common questions are on our FAQ page.


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