.35 , you can also check the label in the front of the engine compartment, it will have all your gaps and timing specs
on top of the spark plug
Just go to the Champion Spark Plug site and you can find the gap info there. Just find the correct plugs for your vehicle and in the info there they put the gap. Hope that helps.
Most common a 305 or 350 v8
Remove the doghouse, mark spark plug wires if they aren't already, remove spark plug wires, remove 2 screws holding the distributor cap in place. Installation is reverse of removal.
the g20 should be a 350 and I believe the caprice is a 305 you can swap the engines but you will also probably have to swap the intake and exhaust manifolds
It is in the very back top side of the engine. Just follow the spark plug wires going to the rear of the engine and you will see all of them stuck into the distributer cap.
ALL Chevy V-8 engines,small or big-block,the firing order is... 1-8-4-3-6-5-7-2 with clockwise rotation of dist. rotor
Mounted inside the uni-body frame rail above the passenger rear wheel.
yes you can.
plug on pumpkin on front of rear end on passenger side
Timing Advance not working or fuel sensor messed up.
The timing is too low or it has the wrong spark plugs in it.