Do you have to Rejet with a full exhaust?
All aftermarket exhaust manufacturers recommend re-jetting or adding a Fuel Processor to enrichen the air/fuel mixure when changing to any aftermarket exhaust. If you feel your bike is running correctly: It will not hurt your motorcycle to put on the exhaust and give it a test run.
Do you need a jetting kit for a CV carburetor upgrade?
Parts required to complete the CV carburetor upgrade: Stage 1 Jetting Kit if using a used CV carb. The carburetor for the conversion should be in known working condition (if used) and include a enricher (choke) cable. The choke utilized on a butterfly carburetor is different and therefore won’t work for this conversion.
How do you upgrade a CV carburetor on a Harley Davidson?
Step 1 – Unbolt the old carburetor from the manifold. Disconnect the fuel line and vacuum hoses. If the original dual cable setup is to be reused label them for reinstalling on the CV carburetor. Step 2 – Loosely place the flange adapter on the carb and align with the manifold bolts.
Which is the last step in rejetting carbs?
Stationary adjustment (air screw/ fuel screw) The last step is adjusting the air mixture screw or pilot jet. This screw controls the air/fuel mixture when the engine is running stationary and helps the engine start smooth. Working on this little fellow can also indicate that your main jet is too big or small.
Do you need a flange adapter for a CV carburetor?
The upgrade is quite straight forward and for the majority of models only requires a Flange Adapter be fitted between the carb and the manifold. Pre-1989 Harley’s used a two bolt flanged manifold, whereas a CV carburetor simply slips onto a rubber boot and is held in place by the air cleaner’s backing plate.
The upgrade is quite straight forward and for the majority of models only requires a Flange Adapter be fitted between the carb and the manifold. Pre-1989 Harley’s used a two bolt flanged manifold, whereas a CV carburetor simply slips onto a rubber boot and is held in place by the air cleaner’s backing plate.
Step 1 – Unbolt the old carburetor from the manifold. Disconnect the fuel line and vacuum hoses. If the original dual cable setup is to be reused label them for reinstalling on the CV carburetor. Step 2 – Loosely place the flange adapter on the carb and align with the manifold bolts.
How can you tell if your CV carburetor is right?
Blip the throttle a couple of times and observe the results. If the engine responds quickly with a smooth blast and no backfiring through the carburetor, you have your idle mixture right. If a hesitation occurs then adjust the idle mixture screw out another 1/8 turn.
When do you need to Rejet a carburetor?
If you’re just swapping the exhaust with a new one of the same type, there’s probably no need to rejet your carburetor at all. Where it becomes an issue is when you are installing a stronger or tuned exhaust. Doing so raises the running temperature of your engine and more fuel is needed to compensate. This requires a larger jet.