R&D Powerbowl for Keihin FCR-MX |
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![]() A MUST HAVE!!! The R&D Power Bowl, the cure for the unpredictable carburetor performance of today Moto-cross bikes, period. PROBLEM SOLVER With the advent of high performance 4 stroke engines, carburetor hesitation is a far too common occurrence. Temporary lack of fuel supply, caused by air pockets finding their way to jet passages, also cavitation in the accelerator pump, can quickly deflate a riders confidence in his machine. The ''R&D POWER BOWL'' is a sure fix for these problems. JET CHAMBER During hard landings and high speed impacts, excessive fuel splash currently exists. Splashing coupled with excessive clearance around the production fuel baffle, allows air pockets to reach the main and pilot jet, resulting in an extreme lean condition, commonly known as ''bogging.'' The ''R&D POWER BOWL'' designed with our new ''ZERO TOLERANCE JET CHAMBER'', minimizes existing clearances eliminating the possibility of fuel evacuation around the main and pilot jet area. (no bog) ACCELERATOR PUMP Our ''ANTI-CAVITATION'' Accelerator pump is State of the Art, designed with two separate fuel ports. Port one, is positioned at the highest point in the fuel chamber, providing a natural purge, allowing entrapped air to escape through the leak jet orifice. Port two, is isolated low in the fuel sump area, assuring 'FUEL ONLY' into the venturi. PUSHING THE ENVELOPE With all the new advances in the ''R&D POWER BOWL'', we also included an externally adjustable leak jet for fine tuning, it's just a quick and easy hand adjustment. The ball check valve has also been redesigned, relocated at the bottom of the pump cover for a more consistent fuel supply. The stock steel ball in the check valve has also been replaced with a nylon type for an improve response time during hard landing and harsh impacts. *Eliminates hesitation and bogging *Provides instant response to throttle movements *Starts easier *Reduces hot engine stalling *Improves low end performance *Bolt-on product that requires no modification R&D'S POWER BOWL, BETTER THAN FUEL INJECTION!! Available for all current 4 Stroke MX machines. |
R&D POWERPUMP![]() Why spend hours adjusting your jetting, R&D Racing's new Power Pump with adjustable leak jet, will allow you to tune your accelerator pump setting in seconds, for that crisp spot on throttle response you are looking for. R&D's ''ANTI-CAVITATION'' Accelerator pump chamber is state of the art, designed with two separate fuel ports. Port one, is positioned at the highest point in the fuel chamber, providing a natural purge, allowing entrapped air to escape through the leak jet orifice. Port two, is isolated low in the fuel sump area, assuring 'FUEL ONLY' into the venturi. KIT INCLUDES Power Pump Adjustable Leak Jet Linkage Spring Leak Jet Plug FEATURES Easy Tune - adjustable leak jet Quicker Throttle Response Improved Acceleration Bolt-on Power No Drilling or Modification Required FITS ALL FCR-MX CARBS |