16 or 20 gallon tanks were available on the 1984 c10
timing fire order or mechanical failure
1900pounds
Chevy didn't have a V6 in their C10 in 63 but the GMC did in which case it would be timed at 5 degrees BTDC.
The 83 Chevy C10 comes with a 305 but not a 350. The 350 is an option on the 3/4 ton but not the 1/2 ton.
It should be 0 at TDC
160 hp @ 4200 rpms
yes
Vacuum leak.
HP on the 305's range from 190-mid 200's to the crank.
Check up by the manifolds or anywhere before the catalytic converter.
the gap for the 1983 Chevy c10 silverado is 0.035 ("35 mils") 0.889mm