One of the factors that most affects both the capability of a lawn/garden tractor, and the price, is the engine.

The EPA found that small spark-ignition engines of 25 hp or less contribute about 20 percent of hydrocarbon emissions and 23 percent of carbon monoxide emissions from all mobile sources. As a result of this perceived problem, the EPA has issued new regulations on small engines.

Centrifugal clutches are common on many grounds maintenance machines including string trimmers, chain saws, and some lawn mowers.

Oil is the lifeblood of any engine. Neglecting your oil can be a costly mistake.

Most small, hand-carried lawn and garden tools use 2-stroke engines and most larger machines such as lawn and garden tractors use 4-stroke engines. The reason for this has to do with the weight ratio of the engines.

One of the most important things you can do to maintain your small engines and tractors is to service the oil and fuel filters as needed.

There are some simple steps you can take before storage to make your equipment easier to start when you need it again.