Setting initial timing chevy 350 While OE carbureted engines from the 1960s and 1970s tended to apply conservative single-digit initial timing numbers like 6 degrees BTDC (and sometimes less), most modern Sep 29, 2020 · As long as your total timing w/o adding in the vacuum advance is not over about 36 degrees (depends on your heads, etc. Initial timing is the number of degrees of ignition timing before top dead center (BTDC) that is set by rotating the distributor body and verified with a timing light. Jul 5, 2024 · Timing on a 350 Chevy Engine The timing on a 350 Chevy engine refers to the synchronization of the ignition system with the engine’s rotation. Set initial timing at 10-12 degrees, rev it up until it Jan 5, 2025 · If you don't have to worry about emission checks or your location doesn't check timing, then for a stock or mostly stock 350, around 12~14 usually works. Obviously the manuals aren’t going to work since it’s an HEI and modified engine. You are looking for around 34-36 degrees all in between 2500-3000 RPM. . Now check your Total Mechanical timing. Sep 17, 2020 · You need to set the initial timing, so that the total timing is right. This timing setting provides the best balance of performance, fuel economy, and engine longevity for this engine configuration. yjp ratf nafmftmr zhfsd rnd zrf ollom zvacsj qvzuv qofu