What distributor is used on the 1972 351C-4V with automatic transmission in a Torino?

Distributor number D2ZF-GC (49 states). Its centrifugal advance is 0-½° at 500 RPM, 0-1° at 750, 0-2° at 1000, 4½-6½° at 1500, and 8½-11° at 2000 RPM; vacuum advance is 0-2½° at 5 in. Hg and 6½-9½° at 10, 15, and 20 in. Hg; no vacuum retard values are listed.

How should the test stand be set to check centrifugal advance?

Set the test stand to 0° at 250 RPM and 0 in. Hg, then read degrees of advance at 500, 750, 1000, 1500, and 2000 RPM.

What do the M and A codes in the Transmission column mean?

M means Manual transmission and A means Automatic, per the footnote at the bottom of the table.

What distributor does the 351C-HO Mustang use and what are its vacuum advance specs?

The 351C-HO with manual transmission uses distributor D2ZF-JA. Vacuum advance is 0-3° at 5 in. Hg, 6-9° at 10, and 8½-11½° at both 15 and 20 in. Hg.

What does footnote ① mean for the 460 CID D2VF-BA distributor?

Footnote ① indicates that distributor applies 'With 3.0 Axle.'

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1972 Ford Distributor Specifications - 351C, 351W, 400, 429, 460 Advance Curves

Ford Group 23 distributor specs continued for 351W, 351C, 400 and 429 CID engines

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Reference · 1972-1976 RancheroAll 40 data & spec plates

Reproduction 1978 Ford 351M/400 emission control decal D8OE-9C485-AF, 12°BTDC timing, catalyst

Worn Ford 351C vehicle emission control information decal with 16°BTDC timing and 1000 RPM idle

1972 Ford Distributor Specifications - 351C, 351W, 400, 429, 460 Advance Curves

1972 Ford Distributor Specifications Chart: Advance Curves by Engine & Model

1972 Ford Distributor Specifications Chart - Advance/Retard Curves All Engines

'78 Ford 351M/400 non-catalyst engine emission control label with timing and idle RPM table

'73 Ford 351C vehicle emission control information label with timing, idle and spark plug specs

1972 Ford Distributor Specifications - Centrifugal & Vacuum Advance Curves

1975 Ford Ranchero Door Jamb Data Plate - VIN, GVWR & Body/Trim Codes

Ford door data plate dated 09/71 with VIN 2A47H113664, body 97D and color 4P

Ford Motor Co. certification label on a door jamb beside a wasp nest

40data & spec plates1972-1976 Ford Ranchero More reference

Ford V8 Firing Order Diagram - 351W, 351C, 302 HO & Other V8 Cylinder Numbers

Manual page

CAR CRAFT January 1962 magazine cover featuring a custom yellow car

Brochure

Exploded parts

Ford 351 Cleveland V8 Oiling System Diagram - Oil Flow Sketch (Mains, Cam, Lifters)

Schematic

Blueprint

Ford 351C Cleveland Head Gasket Modification - 5/32 Hole Drilling Diagram

Service procedure

Ford Fuel Pump Relay Connector Pinout - Wire Colors & Pin Functions

Wiring diagram

Engine spec table for Ford, Lincoln, Mercury passenger and truck 6 and V6 engines by displacement and year

Torque spec

Ford Group 23 distributor specification table (continued) for 351W/351C/400/429 CID Mustang, Torino, Montego and T-Bird: centrifugal and vacuum advance/retard set points.

Part of 1972-1976 Ford Ranchero Data & Spec Plates

AI caption August 2009 · Photo 484 of 1000

This is a continued 'Distributor Specifications' table from a Ford service manual, Group 23, Ignition System (page 27). It lists distributor calibration specifications for 1972 Ford engines: 351W, 351C-2V, 351C-4V, 351C-HO, 400 CID, 429 CID, 429 Police, and 460 CID. For each engine, the table provides the distributor part number (12127 basic part) for 49-state and California versions, the transmission (M-Manual, A-Automatic), and the applicable car lines (Ford, Mercury, Mustang, Cougar, Torino, Montego, Thunderbird, Lincoln, Mark IV). Three test-stand specification groups are given: centrifugal advance in degrees at 500, 750, 1000, 1500, and 2000 RPM (test stand set to 0° at 250 RPM and 0 in. Hg); vacuum advance in degrees at 5, 10, 15, and 20 inches Hg (test stand set to 0° at 1000 RPM and 0 in. Hg); and vacuum retard in degrees at the same vacuum points. Distributor numbers include D2AF-PA, D2ZF-AA, D2AF-KA, D2ZF-CA, D2ZF-EA, D2ZF-FA, D2ZF-GC, D22F-HA, D2ZF-JA, D2AF-RA, DZAF-SA, D2MF-EA, D2MF-FA, D2SF-EA, D2AF-NA, D2AF-MA, D2VF-AA, and D2VF-BA. Footnotes note the D2VF-BA applies with the 3.0 axle and D2MF-EA applies to all except Thunderbird.

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Frequently asked questions

What distributor is used on the 1972 351C-4V with automatic transmission in a Torino?: Distributor number D2ZF-GC (49 states). Its centrifugal advance is 0-½° at 500 RPM, 0-1° at 750, 0-2° at 1000, 4½-6½° at 1500, and 8½-11° at 2000 RPM; vacuum advance is 0-2½° at 5 in. Hg and 6½-9½° at 10, 15, and 20 in. Hg; no vacuum retard values are listed.
How should the test stand be set to check centrifugal advance?: Set the test stand to 0° at 250 RPM and 0 in. Hg, then read degrees of advance at 500, 750, 1000, 1500, and 2000 RPM.
What do the M and A codes in the Transmission column mean?: M means Manual transmission and A means Automatic, per the footnote at the bottom of the table.
What distributor does the 351C-HO Mustang use and what are its vacuum advance specs?: The 351C-HO with manual transmission uses distributor D2ZF-JA. Vacuum advance is 0-3° at 5 in. Hg, 6-9° at 10, and 8½-11½° at both 15 and 20 in. Hg.
What does footnote ① mean for the 460 CID D2VF-BA distributor?: Footnote ① indicates that distributor applies 'With 3.0 Axle.'