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LOT OF (11) CHAMPION SPARK PLUGS
NOTE: THESE ARE THE EARLY 1955-1971 MODEL YEAR 14MM PLUGS WITH 13/16" SOCKET HEAD AND LARGE BODY. WILL NOT FIT LATER 1972-1979 PONTIAC ENGINES/HEADS WITH SMALL PEANUT PLUGS(11) J12YC non-resistorCORRECT PLUGS FOR 1961-63 SUPER DUTY 421, TROPHY 425A 389, 389 TRIPOWER, 421HO TRIPOWER, 428HO, 455HO, 400 RAM AIR II III IV V CORRECT FOR ALL STANDARD PONTIAC 326, 350, 389 400, 421, 428, 455 ENGINES IN ALL PONTIAC V8 CARS 1955-1971, INCLUDING EARLY 287 317 347 370 AND GMC 345FIREBIRD TRANS AM ESPIRIT LEMANS GTO BONNEVILLE CATALINA 1955-71 TRADITIONAL PONTIAC ENGINES
GAP THEM TO FIT YOUR ENGINE YEAR SEE MY response, OTHER sales, MORE PLUGS LISTED FOR 1972-81 PONTIAC ENGINES