When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Open loop on the EVO ecu is 30% I set my Crossover point on the UTEC to 25%, some set it higher so they don't get the timing "hump" when it switches from the ECU to the UTEC.. I just tuned around it.