cam timing will not change ignition timing i would try 8 or 10 degees advance at idle with the vacuum advance disconnected.
That requires an OBDII engine scanner to do that. The ignition timing is controlled by the computor. If you have not moved are removed the distributor then there's no reason to fool with the timing.
If you have the 3.8L engine, ignition timing is controlled by the computer and cannot be altered without making changes to the computer. If you have the 3.1L engine, which has a distributor, you can set the timing as you would on any engine with a distributor.
No, the 2001 Chevy Tahoe does not have a distributor cap. It is equipped with a distributor-less ignition system (DIS) that uses coil-on-plug technology, eliminating the need for a traditional distributor. This design improves reliability and performance by providing more precise ignition timing.
To advance the timing on a 396 Chevy, you should turn the distributor counterclockwise. This adjustment will cause the ignition timing to occur earlier in the engine cycle, which can improve performance. Always ensure that you check timing specifications and use a timing light for accurate adjustments.
Its the brown wire from the distributor, goes to the fuses/relays on your firewall. unhook that and you will have your base timing.
1.8.4.3.6.5.7.2 standard Chevy timing/firing order. the #1 on the distributor will be pointing @ the #1 cyl when @ top dead center.( front drivers side.
If the distributor has not been moved the timing will be as it was before.
The 1987 Chevy Celebrity has distributor less ignition. The timing is controlled by the engine control module and there is no provision for adjustment.
what is the ignition timing for a 1988 Chevy 454 engine
You must have an engine scanner to set the timing correctly.
It does not have one. The timing is controlled by the computer. You must have a OBDII engine scanner to adjust the timing. If you did not have the distributor out are move it then there is no reason to adjust the timing. It is done automatically by the computer.
The ignition module is located in the distributor, under the distributor cap.