Distributor Vacuum Advance For V8 260/289 1968-1971 Mercury Montego, 1964-1968 Mercury Park Lane, 1967-1971 Mercury Cougar, 1964-1972 Ford Galaxie 500, 1965-1971 Ford Mustang, 1964-1969 Mercury Monterey, 1960-1972 Ford F-350, 1960-1972 Ford F-250, 1962, 1965-1970 Ford Fairlane, 1964-1967 Ford Galaxie, 1968-1971 Mercury Cyclone, 1960-1972 Ford F-100, 1965-1972 Ford LTD, 1966-1968 Ford Bronco, 1965-1970 Ford Falcon, 1964-1969 Ford Country Squire, 1965-1971 Ford Thunderbird, 1970-1972 Ford Maverick, 1964-1969 Ford Country Sedan, 1968-1971 Ford Torino, 1964-1972 Ford Custom 500, 1964-1972 Ford Custom, 1963, 1965-1969 Mercury Comet, 1965-1972 Ford Ranchero, 1972 Ford Gran Torino More ITEM # FM-DC002 OE # C5AZ-12370-A Installs on the engine's distributor assembly Internal diaphragm responds to vacuum from a widely opened throttle plate Arm mechanism advances the distributor's ignition timing based on how much vacuum is present Was: MSRP: Now: $42.00 View Details