mine has a 5.0 h.o block from a fox body mustang thats stroked to a 306 , has eagle rods kieth black pistons, edelbrock tourqer II intake 93 Cobra heads with valve job and port and polish. it has a lunati voodoo 571 lift cam 231 duration. edelbrock 750 cfm, underdrive pullies. built c4 with 2800 stall, aluminum driveshaft, and a 9" rear. i had the car on the local truck scale and it only ways a little under 2400lbs.