How do you time a small block Chevy without a timing light?

to set your base timing without a light, you just turn the motor over in it’s normal direction of rotation until the mark lines up with where you want it.. loosen up the distributor and hook up a spare spark plug to the #1 plug wire.. turn the distributor until it sparks.. tighten down the distributor..

What should the timing be on a Chevy 350?

Set the mechanical timing of the engine. Loosen the distributor hold-down bolt. Turn the distributor and use the timing light to set the timing to the vehicle manufacturer’s specifications. Remove the vacuum advance hose at the carburetor.

What should the timing be on a Chevy 454?

The initial timing should be 4 degrees before top dead center (BTDC). If the mark is adjacent to a higher number BTDC, the distributor must be rotated clockwise to bring it down to 4 degrees. If the number is lower or after top dead center (ATDC), turn the distributor counterclockwise.

What should the timing be on a Chevy small block motor?

When the rpm is raised to 2500, the mechanical advance takes over and increases the advance to 32 degrees BTDC. The timing is set at 4 degrees initial to allow the engine to turn over much easier when starting. This is easier on the starter. Lift the vehicle’s hood and remove the air cleaner.

How do you change the ignition timing on a vacuum advance?

Start the engine and aim the timing light at the timing marks on the engine crankshaft pulley. Adjust the timing by using the above procedures until the correct timing is achieved, then unplug the rubber hose and push it back onto the vacuum advance.

How can I change the timing on my Hot Rod?

Now crank the engine and see if it turns faster. If it does, take it for a ride and see if the pinging is gone. If it still pings, or if it cranks slow yet, loosend the bolt, turn the body just a tad more clockwise, and try it again. You don’t need to turn the distributor body very far to effect a lot of change in the timing.