on the harmonic balancer there is a notch that represents 0 degrees and usually there are also stamped marks indicating degrees of advance and retard
chain
That year sets at ZERO TDC.
G20 is a 3/4 ton and a G30 IS A 1 TON
It is 2701Kg Yes The G30 is a 1 ton.
library
In the alternator
41 to 47 psi
350 4 Barrel is what is in mine
Look in the removable housing at the engine end of the upper radiator hose
Depends on overall condition, mileage, options, etc...
I have a 1992 Chevy G30. Takes 10 quarts if the torque converter is empty.
Fuel pump is located inside the gas tank.