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