Impco

Impco Model CA100M Carburetor

Regular price: $375.00
Sale price: $375.00
Regular price

Shipping calculated at checkout.

Delivery details

Impco

Impco Model CA100M Carburetor

Regular price: $375.00
Sale price: $375.00
Regular price

The IMPCO CA100M is a single-diaphragm air-gas valve carburetor mixer designed for LPG (vapor propane) or natural gas systems. It mixes air and gas for combustion in engines, providing reliable power across a range of flow rates with good temperature tolerance.

Key Features

Single-diaphragm air-gas valve design
90° air inlet for low overhead clearance
Several air horn / throttle-body options to suit different flow / clearance needs
Optional feedback (“FB”) version available
Includes 1⁄8″ NPT balance port and two air-valve vacuum ports for control and tuning
Additional idle/low-speed mixture control via optional shims
Diaphragm material: Hydrin or Silicone for durability

Specifications

Specification	Detail
Fuel Type	LPG vapor or Natural Gas
Inlet Pressure	−1.5″ water column depression (~ −0.37 kPa)
Operating Temperature Range	−40 °F to +250 °F (≈ −40 °C to +121 °C)
Mounting Position	Vertical orientation
Rated Power / Flow	~106 HP (79 kW) @ 170 CFM (≈80 L/s) at 1.5″ Hg depression
Higher Flow Option	~123 HP (≈91.7 kW) @ 197 CFM (≈93 L/s) at 2.0″ Hg depression
Port Size / Inlet	½″ NPT inlet (standard)
Range of Air Horn Sizes	Several options (e.g. 2-5⁄16″, etc.) depending on CA100M variant

Applications

Engines using propane vapor or natural gas in vehicular, forklift, or stationary settings
Situations where a compact mixer with adjustable flow (via air horn and throttle body options) is needed
Systems that require tuning for idle/low-speed performance via shims or vacuum/air-valve ports
Environments with wide temperature range demands

Why Choose IMPCO CA100M

The CA100M balances adaptability, performance, and durability. It offers multiple flow options, flexible mounting, and reliable diaphragm materials. With capacity for over 100 HP in many configurations, it suits high-output gas engine setups while providing tuning features for smooth idle and efficient fuel/air mixture.

SKU: 2238