How to service your own Four-stroke Motor

Four-stroke motorcycle engines require intensive care so that their performance is good and keep it tasteful and comfortable to wear. For the purposes of this care, can be started from the lightest for example replace the engine oil regularly and check the batteries. For handling the heavier for instance is set valve and carburetor.

In contrast to the benchmark for servicing the engine two-stroke, four-stroke motorcycle engines, has a benchmark time servicing their own tend to be faster, namely at mileage between 2000 to 3000 kilometers. To perform services that light was indeed quite easily. However, for severe service, Setup the machine should not be done haphazardly but must be determined based on the standards of the manufacturer.


For example, the settings of the valve on Honda Supra have pegged 0.05 millimeters. This size should be exact, meaning that it should not be more or less. So too with the carburetor Setup. The proper functioning of the carburetor Setup so that the process of blending gasoline with air as needed by the engine. When the incoming fuel in accordance with the measure, then the engine performance-will also is increased. On the contrary, in its alloy is not appropriate, then the machine will become hot and could cause the fast pace motor so trembling voice.


Well, to always keep the engine performance of your four-stroke motor, try to always perform services on a regular basis. You can also do it yourself at home, just follow these tips:


1. Open the carburetor, then close faucet gasoline and disconnect the hose. Remove the retaining nut on the intake by using the lock ring 8 millimeters.


2. Remove the needle skip and check its condition. Default is the third screw in position.


3. Open the carburetor bowl using a screwdriver swell. Remove the buoy, then also loose-leaf main jet by using the lock ring 7 millimeters. To remove the pilot jet, use a screwdriver min to let go.


4. Clean the main jet and pilot jet using the air pressurization. Make sure the entire hole is clean with no obstruction at all.


5. The Raft was back in the order, as well as checks the buoy. High-standard factory is 6.6 millimeters.

6. Put the carburetor back in place.


7. Clean the air filter using soapy water and then pat dry and brush with oil thinly.


8. Do valve Setup. Open the lid nut valve part up and down using the lock ring 17 millimeters.


9. remove the cap on the side of the magnet (large) and top (small) using a screwdriver min. The rotor cycle magnet using key sock T-14 millimeters up to meet the Top mark (T). To be able to see it, please check the section cover small magnets.


10. If it is right on the mark T, do Setup valve by way of slip of the tongue (feeler gauge) measuring 0.05 millimeters between suit valve and stalk valve. If it feels the drag when pulled, meaning that the suit already fitted. On the contrary if it feels it's still tenuous, holds the bolt lock nut and tightens the settings. Feel the measuring tongue up into drag.


11. Make sure that the settings do not change with the way valve perform compression. Then check again with the same way.


12. If the settings are already fitting, a raft was again the lid magnet as well as cover bolts valve until taut.


13. Now switch to the plugs, remove the spark plug and check its condition. If the electrodes have a thin insulator or his cracked, immediately replace it with a new one. Set the size of the electrode distance 0.6 millimeters to 1.5 millimeters. After that, plug back in its place.



14. Try turn on the motor while you reset the carburetor. The trick is to close the air screw settings and go to 1.5 rounds as opposed to the direction of the clock.


15. Set the bolt round the machine. Cycle clockwise until turning flat at 1,400 rpm.