The DENSO 4716 Iridium TT Spark Plug combines the durability of an original equipment plug with the power-enhancing properties of a high-performance spark plug. Made with a twin-tip design utilizing a copper core and an iridium tip, this spark plug ensures increased fuel efficiency, reliable ignition, and reduced emissions. Ideal for both DIY enthusiasts and professional mechanics, this spark plug fits a wide range of vehicles including Chevrolet, Ford, GMC, and more. Symptoms of spark plug wear include misfiring, poor acceleration, or decreased fuel economy. Install the DENSO 4716 and feel the difference in your vehicle's performance.

• Enhanced Power and Torque with twin-tip technology
• Durable iridium tip ensures exceptional longevity
• Improved fuel efficiency and ignition stability
• OE style fitment for easy installation
• Compatible with a wide range of vehicle models

Center Electrode Core Material:	Copper
Center Electrode Tip Material:	Iridium
Ground Configuration:	Twin-Tip
Ground Electrode Core Material:	Nickel
Hex Size:	16.0
Manufacturer Heat Range:	20
Pre-Gap Size:	1.0
Reach:	11.60
Thread Diameter:	14.00

• Chrysler: 3874 312
• DENSO Auto Parts: ITF20TT
• Ford: ASF32C
• Ford: ASF32P
• General Motors: 5613324
• General Motors: 5613325
• General Motors: 5613810
• General Motors: 5614029
• General Motors: 5614046
• General Motors: 5614168
• General Motors: 5614226
• General Motors: 5614258
• General Motors: 5614288
• General Motors: 8-05614-168-0
• General Motors: 8-19157-999-0
• General Motors: 88901009
• General Motors: 19145283
• General Motors: 19145284
• General Motors: 19300382
• General Motors: 19300874
• General Motors: 19302741
• General Motors: 19303160
• General Motors: 19307138
• General Motors: 19307139
• General Motors: 19308035
• General Motors: 25164640

Fits the following vehicles: 1970-1971 Chevrolet Bel Air, 1970-1971 Chevrolet Biscayne, 1970-1971 Chevrolet Caprice, 1970-1971 Chevrolet Corvette, 1970-1971 Chevrolet Impala, 1970-1971 Chevrolet Monte Carlo, 1970-1971 Chevrolet Townsman, 1971 Chevrolet Brookwood, 1971 Chevrolet C20 Suburban, 1971 Chevrolet Camaro, 1971 Chevrolet El Camino, 1971 Chevrolet Kingswood, 1971-1976 Chevrolet Vega, 1971 Ford Custom, 1971 Ford Galaxie 500, 1971 Ford LTD, 1971 Ford Ranch Wagon, 1971 GMC G15/G1500 Van, 1971 GMC Jimmy, 1973 GMC Sprint, 1975-1976 Chevrolet Monza, 1975-1977 Pontiac Astre, 1976-1987 Chevrolet Chevette, 1978-1979 Chevrolet Monza, 1976 Plymouth Trailduster, 1976-1980 Pontiac Sunbird, 1977-1978 Pontiac Phoenix, 1977 Pontiac Ventura, 1978-1980 Oldsmobile Starfire, 1980-1984 Pontiac Phoenix, 1980-1982 American Motors Concord, 1980-1982 American Motors Spirit, 1980-1991 Buick Skylark, 1980-1983 Chevrolet Citation, 1980 Ford E-250 Econoline, 1980-1983 Ford E-250 Econoline Club Wagon, 1980-1983 Ford E-350 Econoline, 1980-1983 Ford E-350 Econoline Club Wagon, 1980-1984 Oldsmobile Omega, 1981-1983 American Motors Eagle, 1982-1989 Chevrolet Camaro, 1985-1991 Ford E-250 Econoline Club Wagon, 1985-1996 Ford E-350 Econoline, 1985-1996 Ford E-350 Econoline Club Wagon, 1981 Mercury Grand Marquis, 1981 Mercury Marquis, 1986 Pontiac Sunbird, 1981-1987 Pontiac T1000, 1982-1992 Buick Century, 1982-1986 Buick Skyhawk, 1982-1986 Cadillac Cimarron, 1982-1986 Chevrolet Cavalier, 1982-1990 Chevrolet Celebrity, 1982-1995 Chevrolet S10, 1982-1990 GMC S15, 1982-1992 Oldsmobile Cutlass Ciera, 1982-1986 Oldsmobile Firenza, 1982-1991 Pontiac 6000, 1982-1989 Pontiac Firebird, 1982-1983 Pontiac J2000, 1985-1986 Chevrolet Caprice, 1985 Chevrolet Corvette, 1985 Chevrolet Impala, 1985-1986 Chevrolet Monte Carlo, 1983-1994 Chevrolet S10 Blazer, 1984-1996 Ford E-250 Econoline, 1983-1996 Ford F-250, 1983 Ford F-350, 1983-1991 GMC S15 Jimmy, 1993-1995 Chevrolet Camaro, 1988-1993 Chevrolet Caprice, 1984-1985 Chevrolet Citation II, 1985-1987 Chevrolet El Camino, 1984-1996 Ford E-150 Econoline Club Wagon, 1984-1996 Ford F-150, 1985-1997 Ford F-350, 1984-1988 Pontiac Fiero, 1984-1985 Pontiac J2000 Sunbird, 1985 Buick Somerset Regal, 1985-1995 Chevrolet Astro, 1985 Chevrolet C10, 1985-1986 Chevrolet C20, 1986 Chevrolet C20 Suburban, 1985-1995 Chevrolet G10, 1985-1995 Chevrolet G20, 1985-1996 Chevrolet G30, 1985-1986 Chevrolet K10, 1985 Chevrolet K20, 1985-1989 Dodge B150, 1985-1989 Dodge B250, 1985-1987 Dodge D150, 1985-1987 Dodge D250, 1985-1987 Dodge W150, 1985-1996 Ford Bronco, 1985-1996 Ford E-150 Econoline, 1985-1986 GMC C1500, 1985-1986 GMC C1500 Suburban, 1985-1986 GMC C2500, 1985-1986 GMC C2500 Suburban, 1985-1987 GMC Caballero, 1985-1995 GMC G1500, 1985-1995 GMC G2500, 1985-1996 GMC G3500, 1986-1995 GMC Jimmy, 1985-1986 GMC K1500, 1985-1986 GMC K2500, 1985-1995 GMC Safari, 1985-1987 Oldsmobile Calais, 1993 Pontiac Firebird, 1985-1991 Pontiac Grand Am, 1985-1986 Pontiac Parisienne, 1986-1987 Buick Somerset, 1986 Chevrolet K5 Blazer, 1986-1987 Dodge D100, 1986-1987 Dodge W100, 1988-1995 GMC C1500, 1988-1995 GMC C2500, 1986 GMC C3500, 1988-1995 GMC K1500, 1986 GMC K1500 Suburban, 1988-1995 GMC K2500, 1986 Pontiac Bonneville, 1986-1987 Pontiac Grand Prix, 1987-1995 Chevrolet Blazer, 1987-1993 Chevrolet LLV, 1987-1989 Chevrolet P20, 1987-1988 Chevrolet P30, 1987 Chevrolet R10, 1987-1988 Chevrolet R10 Suburban, 1987-1988 Chevrolet R20, 1987-1988 Chevrolet R20 Suburban, 1987-1988 Chevrolet R30, 1987 Chevrolet V10, 1987-1988 Chevrolet V10 Suburban, 1987 Chevrolet V20, 1987-1988 Chevrolet V20 Suburban, 1987-1988 Chevrolet V30, 1988-1995 GMC C3500, 1987-1988 GMC P3500, 1987 GMC R1500, 1987-1991 GMC R1500 Suburban, 1987-1989 GMC R2500, 1987-1991 GMC R2500 Suburban, 1987-1991 GMC R3500, 1987 GMC V1500, 1987-1991 GMC V1500 Suburban, 1987 GMC V2500, 1987-1991 GMC V2500 Suburban, 1987-1991 GMC V3500, 1987-1990 Oldsmobile Cutlass Cruiser, 1988-1995 Chevrolet C1500, 1988-1995 Chevrolet C2500, 1988-1995 Chevrolet C3500, 1988-1995 Chevrolet K1500, 1988-1995 Chevrolet K2500, 1988-1995 Chevrolet K3500, 1990-1997 Chevrolet P30, 1988-1995 GMC K3500, 1988-1989 GMC P2500, 1990-1997 GMC P3500, 1988-1991 Oldsmobile Cutlass Calais, 1989-1991 Chevrolet R1500 Suburban, 1989 Chevrolet R2500, 1989-1991 Chevrolet R2500 Suburban, 1989-1991 Chevrolet R3500, 1989-1991 Chevrolet V1500 Suburban, 1989-1991 Chevrolet V2500 Suburban, 1989-1991 Chevrolet V3500, 1989-1991 Isuzu Trooper, 1990-1992 Cadillac Brougham, 1990-1992 Chevrolet Lumina, 1990-1995 Chevrolet Lumina APV, 1992-1995 GMC C1500 Suburban, 1992-1995 GMC C2500 Suburban, 1990-1994 Oldsmobile Silhouette, 1990-1995 Pontiac Trans Sport, 1991-1995 Chevrolet C3500HD, 1991-1995 GMC C3500HD, 1992-1995 GMC K1500 Suburban, 1991-1995 GMC Sonoma, 1991 GMC Syclone, 1991-1994 Isuzu Pickup, 1991-1992 Isuzu Rodeo, 1991-1994 Oldsmobile Bravada, 1992-1993 Buick Commercial Chassis, 1992-1993 Buick Roadmaster, 1992-1993 Cadillac Commercial Chassis, 1992-1995 Chevrolet C1500 Suburban, 1992-1995 Chevrolet C2500 Suburban, 1992-1995 Chevrolet K1500 Suburban, 1992-1995 Chevrolet K2500 Suburban, 1992-1995 GMC K2500 Suburban, 1992-1993 GMC Typhoon, 1993 Cadillac Fleetwood, 1993-1997 GMC Yukon, 1995-1996 AM General Hummer, 1995 Chevrolet Tahoe, 1996 Ford Econoline Super Duty