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Re: 79 C10 swap with L92 with 6L90
The 6L80 & 6L90 only have a 33% overdrive but their first gear is really low at 4.027 and second is almost the same as a T-400's first gear at 2.364 so the 3.08's will do fine.
It will have the equivalent first gear ratio of a T-400 running 5.00 gears.
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miSSed opportunity - ground up creation of an AWD 1994 454 SS that never was http://67-72chevytrucks.com/vboard/s...d.php?t=795577
69 C10 shortbed stepside 400 small block - built like what a super sport truck could have been
69 K20 lwb TBI 350 4L60E NP208 14-bolt Dana-44 w/disc
68 Camaro SS / RS 500hp 439 inch roller cam big block 4L80E
79 Malibu TPI 350 4L60 w/ Z28 steering & sway bars
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