3.8efi/3.8 carburated. May 24, 2006, 07:27:51 PM i have a 90 sc that has the efi 3.8sc motor in it. i also have an 85 mustang convertible that has a 3.8. does anyone know if the efi block will accept the carbuated intake and related componets? any and all info will be greatly appreciated. thank you. Quote Selected
3.8efi/3.8 carburated. Reply #1 – May 25, 2006, 01:55:13 AM my first thought would be you should also carry over your heads as well. Compare the two sets of headgaskets at your local auto place and do a stare and compare. they both should be darn near the same if not a match.while your on that, price the 4.2 L rods, pistons and crank. Quote Selected