Here some of Criteria of Engine Checking for Motorcycle as a simple way. If you want to know about quality or how your engine do better should you test your engine by remove and measure all of component that important. But if you want test your engine of motorcycle as simple way first you do :
1. Physically Checking
See all of component in your engine, Whether there are some of part that broken or there are leakage in your engine. Also check for cable or plug first before testing engine. This is need accuracy of our eye. So attention your engine.
2. Checking Oil Volume
Oil in an Engine is very important, oil will give lubrication. So checking your oil level. Level must in area not too low and not too high. if oil too low it will impact for less lubrication in engine so engine easy to broken. but if oil in engine too high it will impact for engine overheating. thats not good for engine. So level always in area standart.
3. Checking Voice
Before checking voice of engine, first you start / turn on your engine. Hear about a voice your engine. Actually this is use for experience people, but you can do it. compare with other engine. If your engine is good voice is normally, but if voice are different it there are broken in your engine. NOTE: "Oil level in position high will give your voice of engine be good, so check level oil first.give in normally level."
4. Chasis Aligment
See about chasis aligment, from tire front and tire rear. it must linier with engine.
5. Test Drive
Check your engine with test drive if you want to feel about your engine quality. Before it test with high idling or low idling. You can test drive your motorcycle on the road. Attention your safety. Use helm and other safety.