Nicholas White
Newbie
350 tbi to zz4 would like some suggestions on the swap. Whats needed ...the zz4 has a hei distributor with vacuum advance.the tbi is electronic...trying not to change the zz4 any more than I haft to..also will the fresh rebuilt 4l60e hold up to the zz4......I know the fuel pump change is needed...also truck is a daily driver I need it to be dependable also ...any suggestions and I'm not a millionaire