Unless supposed for an extremely minimal spending plan race only automobile the firewall must never ever be modified to match the cooling method or perhaps the ignition system using a 20v conversion, there isn't a will need with the ideal components. The initial 20V distributor is situated over the rear https://toyota-4age-engine-for-sa82468.shotblogs.com/an-unbiased-view-of-4age-20v-itbs-45396139