The NGK Iridium IX Spark Plug, part number 7293, is the ultimate choice for performance enthusiasts seeking enhanced acceleration and fuel efficiency. These spark plugs feature a fine wire iridium tip electrode that is six times harder than platinum, ensuring superior durability and a stable spark. The unique tapered cut ground electrode offers outstanding ignitability, improving throttle response and idling stability. Whether you're driving a Buick, Cadillac, Oldsmobile, or Pontiac, the NGK Iridium IX Spark Plug guarantees excellence in performance and reliability. Perfect for modified or high-performance applications, upgrading to these spark plugs provides a noticeable boost in engine efficiency and response. Pair them with NGK Ruthenium HX plugs for even greater performance enhancement.

• Fine wire 0.6mm iridium tip ensures a stable, durable spark
• Ground electrode design improves acceleration and efficiency
• Copper core offers excellent heat dissipation and conductivity
• Trivalent plating provides superior corrosion resistance
• Designed for high-performance and modern engines

Center Electrode Core Material:	Copper
Center Electrode Tip Material:	Iridium
Pre-Gap Size:	0.060 inches
Hex Size:	13/16 inch
Thread Diameter:	14.00 mm
Manufacturer Heat Range:	4
Insulator Height:	55.00 mm
Resistance:	5000.0 ohms

• ACDelco: 7
• NGK Spark Plugs USA - Spark Plugs and Glow Plugs: 7293
• Bosch: WR9FPY
• Autolite: AP847
• ACDelco: 41-818
• Bosch: 4222

• 1973-1974 Oldsmobile 98 | Note: "HEI;Gap 0.080"
• 1973-1976 Oldsmobile Custom Cruiser | Note: "HEI;Gap 0.080"
• 1973-1974 Oldsmobile Delta 88 | Note: "HEI;Gap 0.080"
• 1973-1974 Oldsmobile Toronado | Note: "HEI;Gap 0.080"
• 1975 Buick Apollo | Note: "Gap 0.060"
• 1975-1977 Buick Century | Note: "Gap 0.060"
• 1975-1976 Buick Skyhawk | Note: "Gap 0.060"
• 1975 Oldsmobile Cutlass | Note: "Gap 0.080"
• 1975 Oldsmobile Cutlass Salon | Note: "Gap 0.080"
• 1975 Oldsmobile Cutlass Supreme | Note: "Gap 0.080"
• 1975-1979 Oldsmobile Delta 88 | Note: "Gap 0.060"
• 1975 Oldsmobile Delta 88 | Note: "Gap 0.080"
• 1975-1976 Oldsmobile Toronado | Note: "Gap 0.080"
• 1975 Oldsmobile Vista Cruiser | Note: "Gap 0.080"
• 1975-1977 Pontiac Ventura | Note: "Gap 0.060"
• 1976-1979 Buick Electra | Note: "Gap 0.060"
• 1976-1983 Buick Estate Wagon | Note: "Gap 0.060"
• 1976-1979 Buick LeSabre | Note: "Gap 0.060"
• 1976-1980 Buick Riviera | Note: "Gap 0.060"
• 1976-1980 Cadillac Seville | Note: "Gap 0.060"
• 1977-1979 Oldsmobile 98 | Note: "Gap 0.060"
• 1976 Oldsmobile 98 | Note: "Gap 0.080"
• 1976-1979 Oldsmobile Cutlass Salon | Note: "Gap 0.060"
• 1976-1977 Pontiac Grand LeMans | Note: "Gap 0.060"
• 1977-1980 Oldsmobile Custom Cruiser | Note: "Gap 0.060"
• 1977-1980 Oldsmobile Toronado | Note: "Gap 0.060"
• 1977-1979 Pontiac Bonneville | Note: "Gap 0.060"
• 1977-1979 Pontiac Catalina | Note: "Gap 0.060"
• 1977 Pontiac Grand Prix | Note: "Gap 0.060"
• 1977-1978 Pontiac Grand Safari | Note: "Gap 0.060"
• 1977 Pontiac Phoenix | Note: "Gap 0.060"
• 1978-1979 Oldsmobile Cutlass Calais | Note: "Gap 0.060"
• 1980-1984 Oldsmobile Toronado | Note: "Gap 0.080"
• 1979-1980 Cadillac Eldorado | Note: "Gap 0.060"
• 1980-1981 Pontiac Catalina | Note: "Gap 0.080"
• 1981 Pontiac Laurentian | Note: "Gap 0.080"
• 1981 Pontiac Parisienne | Note: "Gap 0.080"
• 1975-1977 Buick Regal | Note: "Gap 0.060"
• 1975-1977 Buick Skylark | Note: "Gap 0.060"
• 1975 Oldsmobile 98 | Note: "Gap 0.060"
• 1975-1977 Oldsmobile Omega | Note: "Gap 0.060"
• 1975-1976 Oldsmobile Starfire | Note: "Gap 0.060"
• 1976-1979 Oldsmobile Cutlass | Note: "Gap 0.060"
• 1976-1979 Oldsmobile Cutlass Supreme | Note: "Gap 0.060"
• 1976 Oldsmobile Cutlass Tiara | Note: "Gap 0.060"
• 1976-1977 Pontiac LeMans | Note: "Gap 0.060"
• 1976 Pontiac Sunbird | Note: "Gap 0.060"
• 1977-1979 Pontiac Firebird | Note: "Gap 0.060"
• 1980-1984 Oldsmobile 98 | Note: "Gap 0.080"
• 1980-1981 Oldsmobile Cutlass | Note: "Gap 0.080"
• 1980 Oldsmobile Cutlass Salon | Note: "Gap 0.080"
• 1980-1984 Oldsmobile Cutlass Supreme | Note: "Gap 0.080"
• 1980-1984 Oldsmobile Delta 88 | Note: "Gap 0.080"
• 1980-1984 Buick Electra | Note: "Gap 0.080"
• 1980-1984 Buick LeSabre | Note: "Gap 0.080"
• 1980-1984 Buick Riviera | Note: "Gap 0.080"
• 1980-1984 Oldsmobile Custom Cruiser | Note: "Gap 0.080"
• 1980-1984 Oldsmobile Cutlass Calais | Note: "Gap 0.080"
• 1980-1983 Oldsmobile Cutlass Cruiser | Note: "Gap 0.080"
• 1980-1981 Pontiac Bonneville | Note: "Gap 0.080"
• 1985 Oldsmobile Cutlass Salon | Note: "Gap 0.060"