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By Manley Performance

Manley Chevrolet Big Block 454 Non-Twist Forgings 4.250in Stroke Crankshaft

$1,183.99
$1,286.77 $1,183.99
-$102.78
Brand: Manley Performance
Availability: Out of stock
SKU: MAN190290
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$1,183.99
$1,286.77 $1,183.99
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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.