No, no 305 in the 20 Series.
I think the 292 was used up until 1991 on the Heavy duty trucks, but don't quote me on that. Still trying to find out about these, I want a 292.
Yes, if it looks like the above, 7000lbs capacity.
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Chris Lucas
1973 Chevy C-10
1975 Chevy Silverado
Captkaos' Page
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Chris Lucas
1973 Chevy C-10
1978 GMC Jimmy (2WD) - SOLD
1987 R10 twin turbo LS
1991 R3500 SRW CrewCab
1985 K5 diesel swapped project
1989 K5 2WD conversion w/ Vette susp Project
Captkaos Customs
73-87chevytrucks.com