ACDelco R45S Spark Plug is designed as an application-specific service replacement that supports proper fit, function, and system integration. Delivers the ignition spark required to initiate combustion in the engine cylinder. Verify vehicle fitment and system configuration before installation.

ACDelco R45S Features:

• Application-specific heat range, reach, and terminal configuration should be matched to the specified vehicle application
• Application-specific replacement spark plug for compatible engines

ACDelco R45S Fitment:

• 1946-1949 Buick Roadmaster Series 70/Special Series 40/Super Series 50
• 1949-1955 Cadillac Commercial Chassis/Series 62/Series 75 Fleetwood
• 1949-1951 Cadillac Series 61
• 1949 Cadillac Series 60 Special Fleetwood & Oldsmobile Series 78/Series 88/Series 98
• 1949-1952 Chevy Fleetline/Styleline Deluxe/Styleline Special
• 1950-1952 Buick Roadmaster/Super
• 1950-1953 Buick Special & Chevy Bel Air
• 1950-1955 Cadillac Series 60 Fleetwood
• 1950-1954 Oldsmobile 98
• 1950 Oldsmobile 88
• 1951-1954 Chrysler Imperial & Oldsmobile Deluxe 88/Super 88
• 1951-1956 Chrysler New Yorker/Newport/Town & Country
• 1951-1952 Chrysler Saratoga
• 1951 Oldsmobile Standard 88
• 1953-1954 Dodge Meadowbrook
• 1953-1956 Dodge Coronet
• 1953-1955 Cadillac DeVille/Eldorado
• 1953 Chevy One-Fifty Series & Oldsmobile Fiesta
• 1954-1956 Dodge Custom/Royal/Sierra
• 1954-1955 Kurtis 500M
• 1954 Oldsmobile 88/Starfire
• 1955-1956 Chrysler 300/Nassau/Windsor & Dodge C-3/Lancer
• 1955-1957 Chevy One-Fifty Series/Truck/Two-Ten Series & Dodge Truck & Plymouth Belvedere/Plaza/Savoy/Suburban
• 1955-1958 Chevy Sedan Delivery & Pontiac Chieftain/Pathfinder
• 1955-1964 Chevy Bel Air & Pontiac Laurentian
• 1955-1961 Chevy Corvette
• 1955-1966 Pontiac Star Chief
• 1955-1971 Pontiac Catalina
• 1956 Chrysler St Regis & Dodge C-4/Texan & Fargo FC4B Panel Delivery/FC4B Pickup/FC4C Pickup
• 1956-1957 Plymouth Fury
• 1956-1958 Dual-Ghia 240/500
• 1957 Dodge D100 Pickup/D200 Pickup/D300 Pickup & Fargo FK8 Panel Delivery/FK8 Pickup
• 1957-1958 Chevy Del Ray & Pontiac Super Chief
• 1957-1971 Pontiac Bonneville
• 1958-1964 Chevy Biscayne/Impala & Pontiac Strato-Chief
• 1958-1961 Chevy Brookwood/Nomad
• 1958 Chevy Yeoman & Facel Vega FVS
• 1959-1965 Checker Aerobus
• 1959-1961 Checker Taxicab & Chevy Kingswood/Parkwood
• 1959-1964 Pontiac Parisienne
• 1960-1961 Pontiac Ventura
• 1961 Checker Marathon & Oldsmobile Cutlass/F85
• 1961-1964 Chrysler Newport/Town & Country
• 1961-1963 Oldsmobile Dynamic 88/Fiesta
• 1961-1970 Pontiac Tempest
• 1962-1971 Pontiac Grand Prix
• 1963-1964 Chevy Chevy II
• 1963-1971 Pontiac LeMans
• 1964-1970 Chevy Chevelle
• 1964-1972 Oldsmobile F85
• 1964-1966 Oldsmobile Jetstar 88
• 1964-1974 Oldsmobile Cutlass/Vista Cruiser
• 1964-1971 Pontiac GTO
• 1964 Pontiac Acadian
• 1964-1969 Pontiac Beaumont
• 1965-1966 Oldsmobile Dynamic 88
• 1965-1974 Oldsmobile Delta 88
• 1966-1970 Checker Marathon
• 1967-1971 Dodge Charger/Coronet/Monaco/Polara & Plymouth Fury/Fury II/Fury III/Satellite & Pontiac Firebird/Laurentian/Parisienne
• 1967-1969 Dodge Dart
• 1967 Plymouth Barracuda/Belvedere II/VIP
• 1967-1970 Plymouth Belvedere & Pontiac Executive
• 1967-1968 Oldsmobile Delmont 88
• 1967-1974 Oldsmobile Cutlass Supreme
• 1968-1970 Checker Aerobus
• 1968-1971 Plymouth Fury I & Pontiac Acadian
• 1968 Chevy Chevy II & Plymouth GTX/Road Runner
• 1969-1970 Checker Deluxe/Taxicab & Chevy Brookwood/Camaro/Caprice/Estate/Impala/Kingswood/Nova/Townsman & Pontiac Strato-Chief
• 1970-1971 Dodge Challenger & Plymouth Barracuda/Cuda/Road Runner
• 1970 Chevy Bel Air/Biscayne/Monte Carlo
• 1971 Oldsmobile 442 & Plymouth GTX & Pontiac Grand Safari/Ventura
• 1971-1974 Oldsmobile 98/Custom Cruiser/Toronado
• 1973-1974 GMC Transmode & Oldsmobile Omega
• 1975-1976 Chrysler Cordoba/New Yorker/Newport/Town & Country & Plymouth Fury/Gran Fury
• 1975 Plymouth Road Runner

ACDelco R45S Notes:

• Verify vehicle application, position, and system configuration before installation.