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Old 12-26-2019, 02:16 PM
SD455DJ SD455DJ is offline
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Join Date: Aug 2009
Location: Grand Rapids, MI
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Quote:
Originally Posted by Rocky Rotella View Post
Thanks, Dennis. I have the bulletin that denote when the 400 is equipped with a 3-speed or 4-speed manual transmission, the GT-37 drive line mirrors the GTO's. Why it would be rated lesser doesn't make sense to me. I'm really hoping to find something concrete.
Rocky, I think the 330 (345) hp rating was to keep the non-GTO power above the weight ratio to 10 lbs/hp max for insurance and NHRA class advantages. The 70 GTO was never lighter than 3700 lbs stripped, so even with the RAIV's 370 hp, it was no less than the 10 lbs/hp PMD seemed to ascribe to in those days. A stripper Tempest 2-dr post coupe could weigh almost 300 lbs less than the GTO, so 345 became the WT hp number based on the 10 lb rule.

Dennis