LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 1972 >> DJ5 Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Distributor Specifications >> Ford Motor Co. Vacuum Advance & Retard Specifications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ford Motor Co. Vacuum Advance & Retard Specifications

NOTE: FOR ENGINE RPM AND DEGREES, MULTIPLY SPECIFICATIONS BELOW BY 2.
Distributor Part No. (2) (Exc. Calif.) Distributor Part No. (2) (Calif. Only) Rot. (1) Vacuum Advance (Distr. Degrees) Operate Distributor @ 1000 RPM Vacuum Retard (Distr. Degrees) Operate Distributor @ 1000 RPM
In. Hg. 5 In. Hg. 10 In. Hg. 15 In. Hg. 20 In. Hg. 5 In. Hg. 10 In. Hg. 15 In. Hg. 20
72HF-DC 72HF-DC C 0-2 5 1/2-7 1/2 5 1/2-7 1/2 5 1/2-7 1/2 ............ ............ ............ ............
72HF-FA   C 0 1 1/2-4 1/2 5 1/2-7 1/2 5 1/2-7 1/2 0 1/2-4 2-4 2-4
  72HF-SC C 0-2 5 1/2-7 1/2 5 1/2-7 1/2 5 1/2-7 1/2 ............ ............ ............ ............
  721F-TA C 0-2 1/2 5-8 5-8 5-8 0 0-1 1/2 3 1/2-7 5-7
721F-YA   C 0-2 1/2 5-8 5-8 5-8 0 0-1 1/2 3 1/2-7 5-7
D2AF-BA C 0-1 3-6 6 1/2-9 1/2 6 1/2-9 1/2 0-3 1/2 4 1/2-7 5-7 5-7
D2AF-CA CC 0-1 1/2 2 1/2-5 1/2 2 1/2-5 1/2 2 1/2-5 1/2 0-2 1/2 3 1/2-7 5-7 5-7
D2AF-KA CC 0-1 2 1/2-5 1/2 6 1/2-9 1/2 10-13 0-3 4-7 5-7 5-7
  D2AF-MA CC 0-1 0-3 5-8 6 1/2-9 1/2 0-2 2-4 2-4 2-4
D2AF-NA   CC 0-1 0-3 5-8 6 1/2-9 1/2 0-2 2-4 2-4 2-4
D2AF-PA CC 0-1/2 3 1/2-6 1/2 6 1/2-9 1/2 6 1/2-9 1/2 0-2 3 1/2-7 5-7 5-7
D2AF-RA CC 0-1 1/2 3-6 1/2 7 1/2-10 1/2 10 1/2-13 1/2 0-2 2-4 2-4 2-4
  D2AF-SA CC 0-1 1/2 3-6 1/2 7 1/2-10 1/2 10 1/2-13 1/2 0-2 2-4 2-4 2-4
D2DF-AA   C 0-1 1-4 1/2 4 1/2-7 1/2 4 1/2-7 1/2 0-4 5-7 5-7 5-7
  D2DF-BA C 0-1 1-4 1/2 4 1/2-7 1/2 4 1/2-7 1/2 0-4 5-7 5-7 5-7
D2DF-CA   C 0-1 1-4 1/2 4 1/2-7 1/2 4 1/2-7 1/2 0-4 5-7 5-7 5-7
D2DF-DA   C 0-1 4 1/2-7 1/2 4 1/2-7 1/2 4 1/2-7 1/2 0-2 2-4 2-4 2-4
  D2DF-EA C 0-1 1-4 1/2 4 1/2-7 1/2 4 1/2-7 1/2 0-4 5-7 5-7 5-7
  D2DF-FA C 0-2 1/2 4 1/2-7 1/2 4 1/2-7 1/2 4 1/2-7 1/2 0-4 2-4 2-4 2-4
D2MF-EA   CC 0-1 1 1/2-4 1/2 5 1/2-9 8 1/2-11 1/2 0-2 1/2 2-4 2-4 2-4
  D2MF-FA CC 0-1 1 1/2-4 1/2 5 1/2-9 8 1/2-11 1/2 0-2 1/2 2-4 2-4 2-4
D2OF-AA   CC 0-2 1/2 6 1/2-9 1/2 10 1/2-12 1/2 10 1/2-12 1/2 0-5 5-7 5-7 5-7
D2OF-DA   C 0-3 6 1/2-9 1/2 6 1/2-9 1/2 6 1/2-9 1/2 0-6 5-7 5-7 5-7
  D2OF-EA C 0-3 6 1/2-9 1/2 6 1/2-9 1/2 6 1/2-9 1/2 0-4 2-4 2-4 2-4
D2OF-HA   CC 0-1 1/2 2 1/2-5 1/2 2 1/2-5 1/2 2 1/2-5 1/2 0-2 1/2 3 1/2-7 5-7 5-7
  D2OF-JA CC 0-1 1/2 2 1/2-5 1/2 2 1/2-5 1/2 2 1/2-5 1/2 0-2 1/2 3 1/2-7 5-7 5-7
D2OF-LA   CC 0-2 1/2 6 1/2-9 1/2 10 1/2-12 1/2 10 1/2-12 1/2 0-4 2-4 2-4 2-4
D2OF-PA   C 0-1 4-7 1/2 6 1/2-9 1/2 6 1/2-9 1/2 0-2 1/2 4-7 5-7 5-7
  D2OF-RA CC 0-1 1/2 2 1/2-5 1/2 2 1/2-5 1/2 2 1/2-5 1/2 0-2 1/2 3 1/2-7 5-7 5-7
D2VF-AA   CC 0-1 1-4 5 1/2-8 1/2 8 1/2-11 1/2 ............ ............ ............ ............
D2VF-BA D2VF-BA CC 0-1 2 1/2-5 1/2 6 1/4-9 1/2 9-12 ............ ............ ............ ............
D2ZF-AA   CC 0-1 1/2 5 1/4-8 1/2 10-12 10 1/2-12 1/2 0-1 2-6 5-7 5-7
  D2ZF-CA CC 0-1 0-2 3 1/2-6 1/2 7-10 0-1 1/2 2-4 2-4 2-4
D2ZF-EA   CC 0-3 2 1/2-5 1/2 2 1/2-5 1/2 2 1/2-5 1/2 0-4 1/2 5-7 5-7 5-7
  D2ZF-FA   0-3 2 1/2-5 1/2 2 1/2-5 1/2 2 1/2-5 1/2 0-4 1/2 5-7 5-7 5-7
D2ZF-GC   CC 0-2 1/2 6 1/2-9 1/2 6 1/2-9 1/2 6 1/2-9 1/2 ............ ............ ............ ............
  D2ZF-HA CC 0-2 1/2 6 1/2-9 1/2 6 1/2-9 1/2 6 1/2-9 1/2 ............ ............ ............ ............
D2ZF-JA   CC 0-3 6-9 8 1/2-11 1/2 8 1/2-11 1/2 0-5 5-7 5-7 5-7
D2SF-EA   CC 0-1 1-4 ............ ............ ............ ............ ............ ............
(1) C (Clockwise), CC (Counterclockwise) viewed from rotor end.
(2) Part No. stamped on housing.
scientia non olet · About LEMON Manuals