Jetting Tuning Pjmotorsports Your Keihin Mikuni Jets

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Back to carb tuning: jetting your slide valve carburetors . all keihin carburetors are pre-jetted for bolt-on operation. carburetors are jetted using stock.

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Back to carb tuning . jetting your cdk ii diaphragm carburetors 1) idle. set the idle speed to proper r.p.m, by adjusting the idle speed screw..

Jets r us for all your jetting and powersports needs. largest selection of jets, keihin, mikuni, hitachi, holley, no minimum order. spark plugs, carburetors, fuel and.




To summarise various parts of the carb work as follows: from cold, closed to 1/4 throttle, choke and idle jet. when started, closed to 1/8 throttle idlejet.



We are confident that you will agree with us that your new mikuni carburetor is one of the best modifications you have made to your harley.


The following article excerpts are reprinted with permission. original article credit goes to direct parts / ccp by direct parts. carburetor tuning basics:.

1: main jet size: how to get it right mikuni hsr-series carburetors are remarkably versatile instruments. the standard tuning seldom.