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Autolite Distributor Advance Specifications

NOTE: FOR ENGINE RPM & DEGREES, MULTIPLY SPECIFICATIONS BELOW BY 2
1962-70 AUTOLITE DISTRIBUTOR ADVANCE SPECIFICATIONS

Distributor Part No. (1) Centrifugal Advance (Dist. Degrees & RPM) Vacuum Advance (Dist. Degrees & In. of Hg.)
Deg. RPM Deg. RPM Deg. RPM Deg. RPM Deg. In. Hg. Deg. In. Hg. Deg. In. Hg.
C6AH-A 0 500 4-6 900 8 1/2-10 1/2 1500 12 1/2-14 1/2 2000 0 5.0 6-8 10.0 9-11 15.0-20.0
C6AH-B 0 600 4 1/2-6 1/2 1200 9-11 1800 12-14 2500 0 5.0 6 1/2-9 10.0 11-13 15.0-20.0
C6BH-C 1/2-2 1/2 600 4 1/2-6 1/2 800 7 1/2-9 1/2 1200 8 1/2-10 1/2 2000 1/2-3 1/2 9.0 4 1/2 7 1/2 16.0 5-8 20.0
C7BH-D 0-2 1/4 600 10-12 1300 16-18 2780 18 Limit 1-4 6.0 4 3/4-7 3/4 8.0 5 1/2-8 1/2 10.0
C7BH-K 1/4-2 1/4 600 7-9 1075 10 1/2-12 1/2 3000 13 Limit 1-4 6.0 4 3/4-7 3/4 8.0 5 1/2-8 1/2 10.0
C8EH-G 2-3 1/2 700 5-7 1/2 1000 13-15 1/2 2000 16-18 1/2 2500 0-7 5.5 7 1/2-11 7.0 10-13 9.0
70AB-A.DA(2) 0 ± 1/2 200-450 5 1/2-7 1/2 800 8.6-10.6 1500 13.2-15.2 2500 0 2.5 0-1 4.2 5-8 10.0
70BB-A-A 0 ± 1/2 200-450 10-12 1100 12 1/2-14 1/2 1900 16 1/4-18 1/4 3100 0-1 8.0 1 1/2-4 12.5 5 1/2-8 1/2 17.0
(1) Basic Ford Part No. is 12127 (Ex: C7BH-12127-D).
(2) Vacuum Retard Range - 0-7° at 5-17" of Hg.