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With the carbs synched, the engine warmed up to operating temperature, and the idle speed set, adjust the fuel screws so that when you rev the bike in neutral and release the throttle, the revs quickly drop to exactly idle speed again.
Exploded view diagram for KEIHIN FCR, FCR-MX, PWK, PWK-S, PWM, PJ, PE.
25 kwi 2019 · If you are having throttle issues (bog off idle, hard starting, etc.) take the time to clean your carb properly. After getting taken for $160 every season for a carb clean at the shop I realized that this can be done...
9 gru 2016 · Keihin’s FCR carburetors come fitted on a wide variety of dirt and dual-sport bikes, not just those from KTM. Various engines may respond differently to the modifications that follow, so it’s best to check with your own local expert regarding your particular machine.
24 lut 2009 · A good portion of modern four-stroke engine performance is due to the Keihin FCR carburetor. An accelerator pump and a high-tech slide supported by four wheels make the FCR a relatively...
Keihin FCR tuning manual (Patrick Burns) http://www.factorypro.com/tech/tech_tuning_procedures/tuning_FCR_Burns,Pat.html. Covers everythign you need know about tuning the FCR carburetor.
10 maj 2017 · If you own a modern 4 stroke dirt bike, then it is equipped with a Keihin FCR carburetor. Most service manuals and even aftermarket companies have really complicated procedures for setting up the pump shot timing. I explain an easier way in the video above.
