NGK BPR7EIX Iridium IX Stock Heat Spark Plug — Box of 4

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK BPR7EIX Iridium IX Spark Plugs: Classic Performance, Modern Technology

Revitalize your classic car or performance vehicle with the NGK BPR7EIX Iridium IX Spark Plugs. These plugs combine the renowned performance benefits of iridium with a heat range suitable for a wide array of applications, ensuring optimal combustion and engine health. Engineered for enthusiasts who appreciate both heritage and cutting-edge technology, the BPR7EIX offers a superior ignition solution.

Key Features for Enhanced Performance:

  • Superior Ignitability: The fine wire iridium center electrode provides an extremely hot and efficient spark, leading to improved starting, smoother idling, and better overall engine response.
  • Exceptional Durability: Iridium's inherent hardness and high melting point allow these plugs to withstand extreme temperatures and pressures, offering a significantly longer service life than conventional plugs.
  • Optimized Heat Range: The '7' heat rating is ideal for many performance applications and classic engines, ensuring efficient heat dissipation to prevent pre-ignition while maintaining optimal operating temperature.
  • Tapered Ground Electrode: Designed to improve scavenging and reduce quenching, contributing to more complete combustion and enhanced fuel efficiency.
  • Anti-Fouling Properties: Built to resist fouling, ensuring reliable performance across various driving conditions.

The NGK BPR7EIX is a versatile choice for numerous vehicles, including classic Alfa Romeo models, Lotus Elan and Europa, early Ferraris, and many more. For drivers seeking a reliable spark plug that offers enhanced performance and longevity for their cherished vehicles, the Iridium IX series is an excellent option. Trust GGCRACING for quality NGK ignition components.

Vehicle Fitment

Years Make Model Trim
1991 Alfa Romeo 164 Base
1991-1993 Alfa Romeo 164 L
1969-1971 Alfa Romeo Berlina Base
1967-1968 Alfa Romeo Duetto 1600 Spider
1969-1974 Alfa Romeo GT Veloce Base
1964 Alfa Romeo GTC Base
1967-1968 Alfa Romeo GTV Base
1964-1967 Alfa Romeo Giulia Spider
1967-1968 Alfa Romeo Giulia Sprint Base
1987-1989 Alfa Romeo Milano Verde
1969-1971 Alfa Romeo Spider Base
1970-1994 Alfa Romeo Spider Veloce
1985-1990 Alfa Romeo Spider Graduate
1986-1990 Alfa Romeo Spider Quadrifoglio
1991-1994 Alfa Romeo Spider Base
1972-1973 Audi 100 Series Base
1972-1973 Audi 100 Series GL
1972-1977 Audi 100 Series LS
1984-1985 Audi 5000 S Turbo
1985 Audi 5000 CS Turbo
1983-1985 Audi Quattro Base
1976-1984 BMW R100RS Base
1978-1985 BMW R100RT Base
1976-1980 BMW R100S Base
1978-1980 BMW R100T Base
1978-1985 BMW R45 Base
1969-1973 BMW R50/5 Base
1969-1974 BMW R60/5 Base
1973-1976 BMW R60/6 Base
1976-1979 BMW R60/7 Base
1978-1987 BMW R65 Base
1981-1985 BMW R65LS Base
1989 Chrysler Conquest TSi
2005-2006 Cobra CM50 Base
2019 Cobra CX50 FWE Base
2019 Cobra CX50 P3 Base
2019 Cobra CX50-JR Base
2019 Cobra CX50-SR Base
2007-2009 Cobra CX65 Base
2007-2009 Cobra ECX50 Base
2006-2009 Cobra ECX70 Base
2005-2006 Cobra KING Base
2006 Cobra P3 Base
1984-1986 Dodge Colt DL
1985-1988 Dodge Colt Premier
1975-1980 Ferrari 308 GTB Base
1983-1984 Ferrari 308 GTB Quattrovalvole
1981-1982 Ferrari 308 GTBi Base
1977-1980 Ferrari 308 GTS Base
1983-1984 Ferrari 308 GTS Quattrovalvole
1981-1982 Ferrari 308 GTSi Base
1968-1970 Ferrari 365 GT Base
1973-1974 Ferrari 365 GT4 Base
1975 Ferrari 365 GT4 BB
1975 Ferrari 365 GT4 BB Competizione
1976 Ferrari 365 GT4 2+2
1974 Ferrari 365 GT4 BB Base
1968-1974 Ferrari 365 GTB/4 Daytona
1968-1970 Ferrari 365 GTC Base
1971-1972 Ferrari 365 GTC/4 Base

…and 96 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK BPR7EIX Iridium IX Spark Plugs: Classic Performance, Modern Technology

Revitalize your classic car or performance vehicle with the NGK BPR7EIX Iridium IX Spark Plugs. These plugs combine the renowned performance benefits of iridium with a heat range suitable for a wide array of applications, ensuring optimal combustion and engine health. Engineered for enthusiasts who appreciate both heritage and cutting-edge technology, the BPR7EIX offers a superior ignition solution.

Key Features for Enhanced Performance:

  • Superior Ignitability: The fine wire iridium center electrode provides an extremely hot and efficient spark, leading to improved starting, smoother idling, and better overall engine response.
  • Exceptional Durability: Iridium's inherent hardness and high melting point allow these plugs to withstand extreme temperatures and pressures, offering a significantly longer service life than conventional plugs.
  • Optimized Heat Range: The '7' heat rating is ideal for many performance applications and classic engines, ensuring efficient heat dissipation to prevent pre-ignition while maintaining optimal operating temperature.
  • Tapered Ground Electrode: Designed to improve scavenging and reduce quenching, contributing to more complete combustion and enhanced fuel efficiency.
  • Anti-Fouling Properties: Built to resist fouling, ensuring reliable performance across various driving conditions.

The NGK BPR7EIX is a versatile choice for numerous vehicles, including classic Alfa Romeo models, Lotus Elan and Europa, early Ferraris, and many more. For drivers seeking a reliable spark plug that offers enhanced performance and longevity for their cherished vehicles, the Iridium IX series is an excellent option. Trust GGCRACING for quality NGK ignition components.

Vehicle Fitment

Years Make Model Trim
1991 Alfa Romeo 164 Base
1991-1993 Alfa Romeo 164 L
1969-1971 Alfa Romeo Berlina Base
1967-1968 Alfa Romeo Duetto 1600 Spider
1969-1974 Alfa Romeo GT Veloce Base
1964 Alfa Romeo GTC Base
1967-1968 Alfa Romeo GTV Base
1964-1967 Alfa Romeo Giulia Spider
1967-1968 Alfa Romeo Giulia Sprint Base
1987-1989 Alfa Romeo Milano Verde
1969-1971 Alfa Romeo Spider Base
1970-1994 Alfa Romeo Spider Veloce
1985-1990 Alfa Romeo Spider Graduate
1986-1990 Alfa Romeo Spider Quadrifoglio
1991-1994 Alfa Romeo Spider Base
1972-1973 Audi 100 Series Base
1972-1973 Audi 100 Series GL
1972-1977 Audi 100 Series LS
1984-1985 Audi 5000 S Turbo
1985 Audi 5000 CS Turbo
1983-1985 Audi Quattro Base
1976-1984 BMW R100RS Base
1978-1985 BMW R100RT Base
1976-1980 BMW R100S Base
1978-1980 BMW R100T Base
1978-1985 BMW R45 Base
1969-1973 BMW R50/5 Base
1969-1974 BMW R60/5 Base
1973-1976 BMW R60/6 Base
1976-1979 BMW R60/7 Base
1978-1987 BMW R65 Base
1981-1985 BMW R65LS Base
1989 Chrysler Conquest TSi
2005-2006 Cobra CM50 Base
2019 Cobra CX50 FWE Base
2019 Cobra CX50 P3 Base
2019 Cobra CX50-JR Base
2019 Cobra CX50-SR Base
2007-2009 Cobra CX65 Base
2007-2009 Cobra ECX50 Base
2006-2009 Cobra ECX70 Base
2005-2006 Cobra KING Base
2006 Cobra P3 Base
1984-1986 Dodge Colt DL
1985-1988 Dodge Colt Premier
1975-1980 Ferrari 308 GTB Base
1983-1984 Ferrari 308 GTB Quattrovalvole
1981-1982 Ferrari 308 GTBi Base
1977-1980 Ferrari 308 GTS Base
1983-1984 Ferrari 308 GTS Quattrovalvole
1981-1982 Ferrari 308 GTSi Base
1968-1970 Ferrari 365 GT Base
1973-1974 Ferrari 365 GT4 Base
1975 Ferrari 365 GT4 BB
1975 Ferrari 365 GT4 BB Competizione
1976 Ferrari 365 GT4 2+2
1974 Ferrari 365 GT4 BB Base
1968-1974 Ferrari 365 GTB/4 Daytona
1968-1970 Ferrari 365 GTC Base
1971-1972 Ferrari 365 GTC/4 Base

…and 96 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About NGK

NGK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full NGK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

NGK BPR7EIX Iridium IX Spark Plugs: Classic Performance, Modern Technology

Revitalize your classic car or performance vehicle with the NGK BPR7EIX Iridium IX Spark Plugs. These plugs combine the renowned performance benefits of iridium with a heat range suitable for a wide array of applications, ensuring optimal combustion and engine health. Engineered for enthusiasts who appreciate both heritage and cutting-edge technology, the BPR7EIX offers a superior ignition solution.

Key Features for Enhanced Performance:

  • Superior Ignitability: The fine wire iridium center electrode provides an extremely hot and efficient spark, leading to improved starting, smoother idling, and better overall engine response.
  • Exceptional Durability: Iridium's inherent hardness and high melting point allow these plugs to withstand extreme temperatures and pressures, offering a significantly longer service life than conventional plugs.
  • Optimized Heat Range: The '7' heat rating is ideal for many performance applications and classic engines, ensuring efficient heat dissipation to prevent pre-ignition while maintaining optimal operating temperature.
  • Tapered Ground Electrode: Designed to improve scavenging and reduce quenching, contributing to more complete combustion and enhanced fuel efficiency.
  • Anti-Fouling Properties: Built to resist fouling, ensuring reliable performance across various driving conditions.

The NGK BPR7EIX is a versatile choice for numerous vehicles, including classic Alfa Romeo models, Lotus Elan and Europa, early Ferraris, and many more. For drivers seeking a reliable spark plug that offers enhanced performance and longevity for their cherished vehicles, the Iridium IX series is an excellent option. Trust GGCRACING for quality NGK ignition components.

Vehicle Fitment

Years Make Model Trim
1991 Alfa Romeo 164 Base
1991-1993 Alfa Romeo 164 L
1969-1971 Alfa Romeo Berlina Base
1967-1968 Alfa Romeo Duetto 1600 Spider
1969-1974 Alfa Romeo GT Veloce Base
1964 Alfa Romeo GTC Base
1967-1968 Alfa Romeo GTV Base
1964-1967 Alfa Romeo Giulia Spider
1967-1968 Alfa Romeo Giulia Sprint Base
1987-1989 Alfa Romeo Milano Verde
1969-1971 Alfa Romeo Spider Base
1970-1994 Alfa Romeo Spider Veloce
1985-1990 Alfa Romeo Spider Graduate
1986-1990 Alfa Romeo Spider Quadrifoglio
1991-1994 Alfa Romeo Spider Base
1972-1973 Audi 100 Series Base
1972-1973 Audi 100 Series GL
1972-1977 Audi 100 Series LS
1984-1985 Audi 5000 S Turbo
1985 Audi 5000 CS Turbo
1983-1985 Audi Quattro Base
1976-1984 BMW R100RS Base
1978-1985 BMW R100RT Base
1976-1980 BMW R100S Base
1978-1980 BMW R100T Base
1978-1985 BMW R45 Base
1969-1973 BMW R50/5 Base
1969-1974 BMW R60/5 Base
1973-1976 BMW R60/6 Base
1976-1979 BMW R60/7 Base
1978-1987 BMW R65 Base
1981-1985 BMW R65LS Base
1989 Chrysler Conquest TSi
2005-2006 Cobra CM50 Base
2019 Cobra CX50 FWE Base
2019 Cobra CX50 P3 Base
2019 Cobra CX50-JR Base
2019 Cobra CX50-SR Base
2007-2009 Cobra CX65 Base
2007-2009 Cobra ECX50 Base
2006-2009 Cobra ECX70 Base
2005-2006 Cobra KING Base
2006 Cobra P3 Base
1984-1986 Dodge Colt DL
1985-1988 Dodge Colt Premier
1975-1980 Ferrari 308 GTB Base
1983-1984 Ferrari 308 GTB Quattrovalvole
1981-1982 Ferrari 308 GTBi Base
1977-1980 Ferrari 308 GTS Base
1983-1984 Ferrari 308 GTS Quattrovalvole
1981-1982 Ferrari 308 GTSi Base
1968-1970 Ferrari 365 GT Base
1973-1974 Ferrari 365 GT4 Base
1975 Ferrari 365 GT4 BB
1975 Ferrari 365 GT4 BB Competizione
1976 Ferrari 365 GT4 2+2
1974 Ferrari 365 GT4 BB Base
1968-1974 Ferrari 365 GTB/4 Daytona
1968-1970 Ferrari 365 GTC Base
1971-1972 Ferrari 365 GTC/4 Base

…and 96 additional fitments. Contact us to confirm yours.

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