I'd for making some improvements on the engine harness for the idle Management valve. I'd originally planned to work with a two wire bimetallic type valve, but I is going to be employing a Screw-in style idle Handle valve. This valve uses a stepper motor which allows for bigger Management https://juliusjsplk.pointblog.net/5-easy-facts-about-4age-20v-itb-described-88515198