The Best Mercruiser Idle Air Control: I Tested 5 and Found the Winner
The Best Mercruiser Idle Air Control: A Buyer’s Guide If you’re a Mercruiser owner, you know that the idle air control (IAC) is an important part of your engine. The IAC regulates the amount of air that flows into the engine at idle, which helps to keep the engine running smoothly. However, over time, the…