After you’ve got it respiratory properly, you’ll need to have to look at an aftermarket ECU to compensate for that altered air/gas ratio, together with a number of other additional Advantages. Applying incorrect oil is an additional reason behind excessive fuel use in Mazda RX-7 FDs. With the 13B-REW, it’s https://13b-renesis-engine-for-sa57776.wizzardsblog.com/31843528/everything-about-rx7-engine