Did a little dynoing today.....
http://www.highspeedproducts.com/video/Jimbo.wmv
Numbers were great for my little old LT1.....I guess a little Groo magic can go a long way...
448 SAE RWHP and 424 SAE RWTQ
Jim very,very happy......
I see you make some great numbers congrats....
How'd you get the 401? 3.875" with .060 overbore?
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How'd you get the 401? 3.875" with .060 overbore?
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Enjoy it Jim!



