on the 6.37 the car shut off before the mph cones, i'm not sure why, just went flat and almost sounded like it was on the rev limiter.
if i could figure out that problem i think it has 6.20's in it pretty easily.
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daily
1988 fiero gt, stock and slow
race car
1989 mustang lx, n/a 8.2 deck 302 block, just your average street car.
project
1973 plymouth 340 'cuda