I had to produce some modifications for the engine harness for the idle Handle valve. I had originally prepared to work with a two wire bimetallic type valve, but I is going to be using a Screw-in style idle Management valve. This valve makes use of a stepper motor which https://knoxispgv.tinyblogging.com/detailed-notes-on-4age-20v-blacktop-for-sale-83206451