What kind of carburetor does an Evo have?
To help that situation, a special needle, identified as 27094-88 or N65C, was used to help off-idle performance in the 1988 models. In 1989 and thru 2006, the Keihin CV40 carburetors were produced with an accelerator pump to smooth out initial throttle response.
What kind of carburetor does a Keihin use?
The Keihin non-CV carburetor is a horizontal type with a fuel bowl, single ring-shaped float, an accelerating pump, idle mixture adjusting needle and a throttle stop screw for speed adjustment. 1) The throttle body casting contains an integral venturi and a fuel valve seat that is pressed into the body.
What kind of carburetor does a Sportster use?
Contrary to popular folklore, all Keihin non-CV carbs did come with accelerator pumps. In 1988, the stock Sportster carburetor was upgraded to a Keihin 40mm, slide-type, constant-velocity model. It was quickly discovered that the lack of an accelerator pump was a shortcoming.
What is the CARB number on an evolution XLH?
Used in the Screaming Eagle Package line from HD as an Evolution XLH HI-FLO Carburetor & Air Cleaner. The carb was a (27001-88) The kit Number is 29081-90C for 86 and later Sportsters. Carb stamping is (27FA) plus a 4 character date code.
To help that situation, a special needle, identified as 27094-88 or N65C, was used to help off-idle performance in the 1988 models. In 1989 and thru 2006, the Keihin CV40 carburetors were produced with an accelerator pump to smooth out initial throttle response.
The Keihin non-CV carburetor is a horizontal type with a fuel bowl, single ring-shaped float, an accelerating pump, idle mixture adjusting needle and a throttle stop screw for speed adjustment. 1) The throttle body casting contains an integral venturi and a fuel valve seat that is pressed into the body.
Contrary to popular folklore, all Keihin non-CV carbs did come with accelerator pumps. In 1988, the stock Sportster carburetor was upgraded to a Keihin 40mm, slide-type, constant-velocity model. It was quickly discovered that the lack of an accelerator pump was a shortcoming.
Why does Keihin 40mms CV use 160 main jet?
Noticed the Keihin 40mms CV used 160 main jet for the 883 up to 2003, then 2004-2006 went to 175 (1.75mm) for 49 state bikes, not CA bikes. This change makes the air/fuel mixture run richer, therefore, a richer mixture results in lower combustion temperature with resulting lower HC +NOX to meet more stringent emission standards.