Video 740 Horsepower Ford with LS1 COP Advertisement ByEngine Builder on Oct 24, 2013 Custom Built Ford Engine for customer race car. 414 Cubic Inch. Using LS1 COP with BigStuff3 Engine Management system. Engine averaged 740 hp with back to back pulls.Click Here to Read MoreAdvertisement Advertisement In this article:Ford, horsepower Video: Double Check Your Rod Bearing Clearance Video: 2022 Don Ridler Winner “SHO Bird” – ’31 Chevy with Twin-Turbo 509 W Series BBC Engine Video: How to Check Piston Ring End Gap Video: Creating the SML Cylinder Head – Part 3 Advertisement