To set the engine idle for a 350 engine, first, ensure the engine is at normal operating temperature. Then, locate the idle adjustment screw on the carburetor or throttle body and turn it to increase or decrease the idle speed as needed. Typically, the idle speed should be between 600 and 800 RPM for a 350 engine, but consult the owner's manual for specific recommendations. Finally, recheck the idle speed after adjustments and make sure the engine runs smoothly without stalling.
800 rpms.
set the idle down on the carb
First, check the EGR valve for leaks and/or proper installation. If that's not it, check for vacuum leaks.
There is no adjustment on a TBI fuel system, The Idle is controlled by the computer You need to check the Idle speed control solenoid. You can find that on the top left rear side of the TBI housing. It screews in, and is about 4 inches long with an electrical connecter pluged into it. Also check for a vacuum leak. If the check engine light is on then you need to scan engine with a engine scanner FIRST.
If it is a fuel injected engine then you can not adjust the idle, it is computer controled. There is no idle adjustment. If it is a carburetor then there is a small screew over by the throttle cable, down towards the bottom of the carburetor.
Your distributer or your coil
10 degrees BTC. Idle 650 RPM
12-14 mpg.
carborator
you will overload your generator
You can adjust the idle.