Cazbah362 said 440 - yes, I am using an Ebay throttle body and a car 5.7 intake. EFISource has the adapters for this conversion. https://www.efisource.com/wp/shop/gen-3-hemi-throttle-body-adapter/ 92mm Throttle body + TPS IAC Throttle Position Sensor For LSX LS LS1 LS2 LS7 | eBay Click to expand...