I had a 74 Mach 1. Did the job of going to work daily. Modified intake and carb, replace plastic timing gears with steel. Made decel valve defunct, picked up rpms by 1500. Radio delete, no A/C, put gauges in dash where vents would have been, 3:55 posi. $3300 new, kept 2 yrs. Don't miss it, traded on Ranchero.