Impco CA55-258L Is A 90° Dual Fuel Mixer With 2-1/16" Inlet And Outlet Adapters To Install In The Air Cleaner Hose.
IMPCO CA55-256L Carburetor specifications:
The Impco CA55-258L is a 90° dual fuel mixer with 2-1/16" inlet and outlet adapters to install in the air cleaner hose. When using the CA55-258L the existing gasoline carburetor throttle is used to control fuel flow. A lifter cable is required for gasoline operation. Specifications |
Fuel Type | LPG Vapor or Natural Gas |
Nominal Inlet Pressure | -1.5" w.c. (-0.37 kPa) |
Operating Temperature Range | -40° F to +250° F (-40° C to +121° C) |
Mounting Position | Vertical |
Horsepower | Up to 73 hp (54 kW) @ 118 CFM (55.7 L/s) and 2.0" in Hg manifold depression |
DESCRIPTION
SPECIFICATIONS |
Fuel Type | LPG Vapor or Natural Gas |
Inlet Pressure | -1.5” w.c. (-0.37 kPa) |
Operating Temperature Range | -40ºF to +250ºF (-40ºC to 121ºC) |
Mounting Position | Any |
Diaphragm Material | N/A |
HP/kW Rating | Up to 75 hp (55.9 kW) @ 118 CFM (55.7 L/s) and 2.0” Hg manifold depression |
The idle air fuel mixture is best adjusted only with a engine CO exhaust analyzer and the mixture should be adjusted to 0.30 to 0.70 percent carbon monoxide.
Alternate Method:
* Adjust idle to 400-500 rpm
* Turn idle air screw out until engine starts to run rough.
* Turn idle air screw in approximately ¼ turn to ½ turn or until engine smoothes out.
CA55-258L MIXER
Cross References
INLPG-1110, LP233-6016, MPCA55-258L, SY58785