I have seen this exact problem several times, and every time is was low tranny fluid. Try adding a little at a time, and see if it gets better....
Agree with the others...stick with the Auto tranny. The TH400 is the strongest, and will withstand abuse, or just tons of power, for many years....
No/loose ground on those side-lights -Paul
That seems about right. I have had chevy trucks with 350's and 454's, and your sb400 rpm range looks safe, and about right. If you plan on...
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