-it seems that those three little letters strike fear into many a promoter, track owner, or sanction head whenever they hear it. ECU stands for Engine Control Unit. Also called an ECM (Engine Control ...

(iSeeCars) – There are a lot of mechanical and electrical parts that work together to help your car run smoothly. The electronic control module (ECM) or powertrain control module (PCM) is the main ...

When it comes to hot rods, bench racing - never seems to stray very i far from engines. Power is where hot rodding will always be. When it comes right down to it, the only way to learn how to build ...