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JJ#48Racing · 01-23-2009, 10:09 AM

Hennessy has a 705hp version of the ZR1 by adding 4lbs of boost (total 14lbs), headers, and a tune.

They also have a 750hp version using the same above mods plus a cam.

01-23-2009, 10:09 AM	#26
JJ#48Racing Drives: 1998 Camaro SS Join Date: Oct 2008 Location: Lancaster, CA Posts: 1,115	Hennessy has a 705hp version of the ZR1 by adding 4lbs of boost (total 14lbs), headers, and a tune. They also have a 750hp version using the same above mods plus a cam.