6 to 8 degrees before top dead center.
how do you adjust the timing on a 1977 350 Chevy engine k-10
what are the factory timing specs for a 1977 chevy 454
chain
4, to 6 degrees advanced, or BTDC.
8 degrees before top dead center
Mounted on the front side of the engine block.
What's the mileage on the engine and what altitude are you at? check out boxwrench.com
10w-40.
50:1
cam timing will not change ignition timing i would try 8 or 10 degees advance at idle with the vacuum advance disconnected.
Place timing marks dot to dot using a straight edge from crank center to cam centerline
Depends on the engine and what you have done to it, stock is about 230 Hp.