Cool! A rebuilt 302! I just finished rebuilding my EFI 300 4.9L from that vintage. ——— An excellent resource for 90s Ford EFI technology is an archive of fordfuelinjection.com http://web.archive.org/web/2011110722422... http://web.archive.org/web/2011112312185... ——— Code 33 indicates the EGR valve not opening. That shouldn’t affect anything. It sounds like an ignition issue. http://web.archive.org/web/2011110822175... ——— Checklist: (1) Did you remember to put the valve stem seals on? (See if they’re still in the box, lol.) (2) Did you adjust and check the timing? (Pull the SPOUT connector and do the timing light thing.) (3) Are all the spark plugs fouling? Are all the spark plugs firing? (Pull the fuel pump fuse, crank the engine, and pull and visually inspect each spark plug held up against ground. It should spark blue. TIP: Don’t be me and lean against the fender and hold a firing spark plug at the same time. Even while wearing thick gloves. Don’t be me and jump back into the ditch in shock, spurring...
