I have a 78 TA also. Currently running a .030 over 400, CC 270 cam, RA3 exhaust with 4speed and 3.23 gears.Ran best of 14.7 @94mph-2.8 60' time last season. No traction with the standard. This winter I am refitting it with a 455 and TH400. Hope for better track results if I can get it to stick.
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Butch
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