CV Carburetor tuning — Suzuki DR350 Wiki

6 Май 2015 | Author: | Комментарии к записи CV Carburetor tuning — Suzuki DR350 Wiki отключены
Suzuki DR

CV Carburetor tuning

Proper mixture tuning is the key to reliable stable idle, and good If your bike is properly it will start very Gasoline can be a great fuel if it has the amount of air to work with.

mixture manifests itself in ways, some of which are not at all

Prior to any tuning, it is critical the carburetor is completely clean. the CV carburetor cleaning procedure if the bike has been sitting for any amount of time or a dirty is suspected. There should be no vacuum leaks due to a worn vacuum petcock prior to this procedure.

Float Height Edit

float height is important to proper air fuel mixture. the carburetor turned upside the float seams should be with the carburetor bowl Proper float height can be externally using a clear connected to the float bowl Refer to the diagram below:

Connect a clear tube to the bowl drain, hold the level, and open the drain With the fuel flowing the carburetor, the fuel level in the will be the same as that of the bowl. The fuel level be slightly lower than the bowl seam.

Idle Edit

Below is a cutaway of the stock CV carburetor found on sport models:

Suzuki DR

The idle mixture screw is at point 9 above. From the this screw is covered a plug. The plug can be removed by drilling a 1/8 pilot hole not than 1/4 deep. An easy out or sheet metal screw can be to yank out the plug.

Set the idle crew approximately 1.5 to 2 turns out a lightly seated position. The mixure screw can be replaced an easy to adjust extended screw. The extended screw is from Kientech or ProCycle

Idle speeds of 1,400-1,600 RPM are to work well. The idea is to set the open as little as possible maintaining a stable idle.

the engine up to operating temperature. the idle with the idle screw until the engine is to stall. Then adjust the mixture screw to achieve an as high as possible.

If the idle increases, lower the thumb screw again and this process until the will no longer idle any by adjusting the fuel screw If the mixture screw is significantly than two turns out from a seated position, you may need a pilot jet.

Set the idle 1,400-1,600 RPM with the idle screw to complete the procedure.

Suzuki DR
Suzuki DR
Suzuki DR
Suzuki DR

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