I have a 1976 Ford F100 with a 390. The 390 was originally in a 1967 Fairlane GT. It is all stock (335 advertised HP), and it runs great. The engine, before going into my truck was in our 32' 5 window. I am building a 351W right now to go into the truck, and plan to put the 390 in a Cobra replica.

Greg