Thread: 1970 twin turbo GTO here in Georgia has made the most dyno hp of any Pontiac
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Old 06-02-2019, 09:23 AM
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[email protected] Kevspontiacs@aol.com is offline
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Originally Posted by 535 tall deck View Post
Iirc twinTurbo Bill has made one of these
The more I think about it I believe he made a cap/main girdle set up

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