Skip to content

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

Save 8% Save 8%
Original price $1,132.98
Original price $1,132.98 - Original price $1,132.98
Original price $1,132.98
Current price $1,042.34
$1,042.34 - $1,042.34
Current price $1,042.34
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.
 More payment options