Parts and equipment for motorcycles, quads, scooters and bicycles

MY MOTORCYCLE 50 BROUTE

My motorbike with box grazes

Does your caboete graze when you ride? This can be due to several issues. It is possible that your machine will graze when you are driving at 50km / hpar example, or when you are just starting out. In 90% of cases it is a problem gasoline. Indeed, if there is too much gasoline in your engine, it will be difficult for you to obtain optimal performance.

my 50 motorcycle grazes at low speed

Your caboet grazes at a low speed

If your 50 motorcycle grazes at low speed, the problem is probably due to carburettor. In fact, most of the time it is a main jet too small. It depends on the modifications you have made to your two-wheeler but you are probably too poor in gasoline.

Example: You have a motorcycle of all brands with an original engine. You decide to install a new exhaust and a 50 carburetor. Your machine will graze at low speed if you leave the nozzle on 19 (original). It will rather pass on a jet of 75, see 85 or 90.

It is also strongly recommended to check the good condition of your spark plug . If the problem persists, perform a carburetor adjustment. Finally, it can also be a cylinder head gasket damaged. In this case, it will have to be replaced (or have it replaced par a two-wheeler professional).

Your caboose grazes at high speed

If your boxed motorcycle grazes at high revs, the problem is also due to carburettor. Indeed, most of the time it is a matter of gasoline. It depends on the modifications you made to your two wheeler but you are surely too rich in gasoline.

Example: You have a 50cc motorcycle with an original engine and a 110 nozzle on your carburetor. At high revs, your machine has no more power and gives jerk when accelerating.

Start par check the condition of your spark plug, if it is black, it actually means that you are too rich in gasoline, you should try smaller jets. Going down from 5 to 5. Check the spark at the spark plug, the muffler (it may be dirty), the condition of your air filter.

Also check the condition of your drive gasket. Indeed if the latter is damaged, air arrives and this can make your cane graze.

Finally, be sure to put quality gasoline, this can be one of the causes of a motorbike that grazes.

my 50 motorcycle grazes at high speed
my 50 motorcycle grazes at half speed

Your caboose grazes at half speed

If your motorcycle grazes at mid-speed, the problem is probably due to the carburettor. It is imperative to carry out a carburetor adjustment.

Start par adjust the richness screw while increasing the jet from 2 points to 2 points. You will quickly find the right compromise for your carburetor.

Finally, you can carry out an adjustment of carburetor needle (take it up a notch par example).

An electronic problem can also be the cause of a motorcycle that grazes at mid revs. Check the condition of the CDI box, electronic clamping and ignition if necessary.


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