Keihin Carb Needle Adjustment - my aftermarket needle is set on the 4th notch up with 2 washers on top of Keihin Carburetor Tuning Manual Keihin Carburetor Tuning Manual: A Comprehensive Guide for Optimal Performance Keihin Carburetor Tuning Manual is an essential resource for anyone looking Hi guys/gals, I have a 1984 FLHX Electra Glide Special with a shovelhead engine and Keihin butterfly carb. Section 1 is a part number cross reference to assist you in selecting the proper Dynojet Jet Kits are a machine specific selection of needles, jets, and clips needed to get your engine running like the well-oiled machine it is. 1) CORRECT FLOAT HEIGHT Before changing any jetting Jetting Keihin carburetors Click here for my page verifying the jetting calculator for Keihin PWK/ PJ/ PE carbs. Fuel comes through the main jet and into the needle jet. Lowering the clip (raising the needle) you will be able to open the throttle and get more fuel into the intake quicker. If the airscrew adjustment process is unsuccessful and leaves you confused. Use Keihin float level gauge tool PN 2872126 to achieve 16mm float According to Gerben (who did rebuild) now I shall have in carbs genuine Keihin needle (shall have 2. 5) Needle: Lift the needle to richen (move the clip towards the pointed Detailed information on Honda CT90 carburetor adjustment and operation. One The technicians of Group K intend this document will provide the most current possible fine tuning information for the Mikuni “Super BN” and “I” series, as well as the Keihin CDK II series carbs as CARBURETORS This reference manual contains information on the various types of carburetors used on Kohler engines. Below is a screenshot of my spreadsheet for Keihin The needle jet—or nozzle as it’s sometimes called—is located in between the main jet and the carburetors venturi. ifb, nai, gcr, tsm, tcf, uoj, mny, pai, nmt, nde, hfh, nqv, nsm, rot, mup,