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Old 07-06-2005, 07:02 PM
jimfulco jimfulco is offline
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Originally Posted by andymorganelli65@hot
i too have the 3973487x number. i believe that it comes from a 70-72 camaro. the 70 is pushing 360 hp, 71 is 300hp and the 72 is only 255hp.
The '71 is GROSS HP, and the '72 is NET HP. Same engine, different rating method.
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