Quote:
Originally Posted by MikeB
What is the truck's axle ratio? And does the trans have a 3.50 first gear? A 292 typically came with a 3.11 ratio, which handles more torque than the 3.50. At least that was the case in 82. And of course, that additional torque can easily pull the taller gear.
My 82 C10 was mostly stock when I bought it last year, except for 6.5" rally wheels that were used on vans. They have too much backspacing, so I'll replace them with something else, maybe 8" rallys, which cost 4/$100 around here. The truck also has an aftermarket radio that actually works pretty well. Other than that, it's unmolested. Axle ratio is 2.73 which is totally insane for a 250 six, but should be fine for a 355 with auto trans.
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Not sure of the first gear ratio but my rear axle is a 3.07. I'm actually considering a 2.73 for the 292, but I want to see how it handles he 3.07 first.
I had an 81 C10 some years back (a parts truck that never saw the street after I bought it) and it had the 250 w/integrated head, a New Process (overdrive) 4 speed and a 2.56 rear. I'm assuming it was a slug.