Is A Glowing Red Head Pipe Okay?

Is a red-hot head-pipe on your 4-stroke dirt bike “Okay”? No. Is it “normal?” Yes. Is there a way to fix it? Yes, there’s more than one possible solution, although there is one that stands out the most. If the head-pipe is red, that means the engine is getting too hot and needs more cooling. [...]

Why Is Coolant Coming Out The Overflow Tube?

Has coolant recently started peeing out the overflow tube on your dirt bike? Do you have to refill the radiator with fluid after every ride? If you’re lucky, it’s a cheap and simple fix. But if you choose to ignore the problem, it will only get worse. The two most common explanations for coolant coming [...]

Why Does My 4-Stroke Motocross Bike Get So Hot?

There are many reasons why your four-stroke motocross bike is getting so hot. Fortunately, I can show you how to help prevent your dirt bike from overheating. Before you do anything, there is one thing you should check  that some riders choose to ignore. Coolant flows through the engine to keep your bike ‘cool’. If [...]

Dirt Bike Jetting 101

A correctly jetted carburetor makes a tremendous difference in the torque, mid-range pull, top-end pull, and over-rev of your engine. If you have never jetted your bike correctly, you will almost certainly gain some performance at some point in the bike’s power-band. A cleanly jetted pilot circuit can be the difference between having to clutch [...]

2-Stroke Dirt Bike Pre-Mix 101

Looks like it’s time for a little pre-mix 101. I don’t usually get into ratio discussions, because mix ratios are like religions to most people, and they tend to be closed-minded and hard-headed on the subject, but I’ll put in my $.02 here anyway. Anyone that believes that spooge and plug fouling are caused by [...]

Why Does My Dirt Bike Keep Fouling Spark Plugs?

Sick of having to replace the spark plug on your dirt bike almost every ride? Chances are, it’s a fairly easy fix. But there can be several variables to the equation. Incorrect jetting is the number one cause of plug fouling, but we’ll get a little deeper into what the most common causes could be [...]

Why & How To Tighten A Dirt Bike Chain

There are several reasons you should tighten the chain on your dirt bike regularly, but a less-than-obvious reason is to prevent a major catastrophe. If you ask someone, “Why do you tighten the chain?” they’ll probably say that “It will get loose and fall off if you don’t,” or “To prevent chain slap.” While these [...]

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