Exactly How Much Horsepower Does a 400ex Have?
If you're wondering exactly how much horsepower does a 400ex have, the short answer is that a stock Honda TRX400EX usually puts out around 28 horsepower at the crank. Now, before you start comparing that to a modern 450 race quad and feeling a bit underwhelmed, you have to remember that those are "factory" numbers. By the time that power travels through the drivetrain and actually hits the dirt through the rear tires, you're looking at more like 24 to 25 wheel horsepower. ...