What is the ignition timing specs for a 1970 Plymouth roadrunner with a 440 engine?

The ignition timing specification for a 1970 Plymouth Road Runner equipped with a 440 engine typically ranges between 5 to 10 degrees BTDC (Before Top Dead Center) at idle. For optimal performance, it's advisable to refer to the vehicle's service manual, as timing may vary slightly based on specific configurations and conditions. Additionally, using higher octane fuel can sometimes allow for more advanced timing. Always ensure the timing is set according to the manufacturer's guidelines for the best performance and engine health.