Hitachi and Mitsubishi distributors are fitted to Datsuns and also some other brands of cars. The series number is the first three digits on the stamped housing. For example, if it says D4A81-01, the series/family is D4A.
Hitachi
- D41 family: See Distributor
- D4K family: See B310 Electronic Distributor Swap
- D4A family: See Vanette Distributor
- D4R family: See E15 Electronic Distributor Swap
Mitsubishi
- T4T family: See B122 Electronic Distributor or Vanette Distributor
- T3T family: See T3T Distributor