Re: SB/BB Cab Is there a difference?
My son's 69 GMC with the original 396 in it has a low hump. It was a 3 speed transmission. Big blocks with 3 speeds are pretty rare with what I have seen.
We did put a 402 along with a Th 400 in a 72 C-10 with a low hump. We did not have any issues.
Jim
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1971 Shortbox step side 4x4, 350 sbc, 3:07 rear end
1965 Impala SS 400 sbc, Muncie rock crusher
1966 Impala SS 396 bbc, TH 400
1969 El Camino, 350 sbc, TH 350
1971 Snowplow built on a Blazer frame
1972 GMC Short bed, stepside, TH 400, 427 BBC
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