I lastly obtained close to to swapping The pinnacle with a fresh 1 with tomei poncams because they operate with stock ecu fine. also mounted ARP head studs and flywheel bolts, upgraded flywheel to MRP lightened and a better Exedy clutch. That is just the strategy I made use of, https://manuelohvkz.tokka-blog.com/33583497/helping-the-others-realize-the-advantages-of-4age-20v-itbs