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Run with the 4-barrel Holley and 1 ¾-inch headers, the test motor produced 418 hp at 5,900 rpm and 421 lb-ft of torque at 4,400 rpm.

Learn how a simple adjustment of your header configuration can greatly improve acceleration without significantly altering the peak power output of your motor.


Schoenfeld Headers (1200x675)

More than 40 years after its formation, the family-owned business continues to grow and thrive. With a foundation firmly based upon customer service, Schoenfeld Headers is genuinely an industry leader.


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