So you want to buy a quad eh? ATVs are fun and useful off-road vehicles that are relatively inexpensive and easy to maintain. To this day, though, the debate rages between supporters of the two stroke and the four stroke engines. What do you need to know when looking at purchasing an ATV?
Mechanically, the difference between a two stroke and a four stroke engine lies in how often the spark plugs fire. In a two stroke, it fires once with every revolution of the cam, while a four stroke only fires the plugs every other revolution of the cam. With everything being equal, a two stroke will have twice as many combustions as a four stroke, which causes it to produce much more energy with the same size engine. While this may make the two stroke engine the obviously superior choice, there are real-world drawbacks that may make you want to get a four stroke. Continue reading ‘ATVs – Two Stroke Vs Four Stroke’ »