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Re: Help with IDing rear diff
ring gear looks like 1978 made .
as to ratio that got eaten up when they cut the gear . . looks like your counting .
but if i was to make a crazy shot at it from your pic and guess maybe 41/11 = 3.73 and they were common .
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77-k30lb BIG truck build .
87-k30lb budget beater build .
85-k30lb the plow machine build .
85-c10sb summer fun toy .
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HOLLEY SNIPER efi = worst case of p.i.t.a i ever had .
EDELBROCK pro flo 4 = best deal going so far . love my setup works great.
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