Painless Performance Circuit Breaker/Relay Included Manifold Heater Relay Jeep CJ 1983-86 Doug's Headers Ultimate Adjustable

Ultimate Adjustable

Estate Wagon 1979-1975

3/5 specification

Also for use with the new -4AN Fuel Pressure

1965-1977 Chevrolet Malibu

Painless Performance Circuit Breaker/Relay Included Manifold Heater Relay Jeep CJ 1983-86 Doug's Headers Ultimate AdjustableJeep Manifold Heater Relay The job of the manifold heater is to help vaporize fuel in the intake manifold when the engine is cold. This will help with cold starts and idling until the engine is up to operating temperature. This kit allows a manifold heater to be used if you are rewiring your Jeep using a Painless chassis harness, using a later style manifold on an older Jeep, or if the factory relay was cut from your Jeep at some point in time by you