Heat Riser 225 slant six

Get a divorced choke form a 1945 equipped motor. Rock has this one for $10 new.

Not sure if it would fit but it lists for a 75 225 w/1945 carb. Standard CV149

1975 DODGE DART 3.7L 225cid L6 Carburetor Choke Thermostat / Heater | RockAuto