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Delco Distributor Advance Specifications

DELCO DISTRIBUTOR ADVANCE SPECIFICATIONS

Distributor Part No. 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.
7952800 0-1/2 500 7 1/2 900 9 1/2-11 1/2 1200 11-13 1450 1 1/2 2.5 7-9 7.0 9-11 10.0
7953166 0-1 3/4 400 7 1/2-9 1/2 1200 10 1/4-12 1/4 2000 11-13 1/4 2200 0-1 5.0 4 1/2-6 8.0 11-13 12.0
7953291 0-2 450 4.4-6.4 1200 7.3-9.3 2400 7 1/2-9 1/2 2500 Begin 3.8-6.2 7 12.2-14.6 11 20.0
7953500(1) Begin 500 5-7 1000 ..... .... 11-13 2500 Begin 5.0 .......... ..... 6-8 19.75
(1) Vacuum Retard - 1/2-8° at 6-19 3/4" of Hg.