The BP7ES plug is for higher compression engine that should have a colder spark plug. The engineers explain that it has to do with flame temperature and overheating the plug. I know from experience that my race engine will melt a street plug! Choose from the following NGK plugs:
Cold Street=BP7ES
Colder Street=BP8ES
Cold Race=BP9EV
Coldest Race=BP10EV
These NGK spark plugs are just the thing for A-Series race engines. They're very cold, for use with 12:1 & up compression, and feature NGK's special gold palladium fine tipped electrode.
These NGK spark plugs are just the thing for A-Series race engines. They're very cold, for use with 12:1 & up compression, and feature NGK's special gold palladium fine tipped electrode.
This is the NGK spark plug that not only has a wide range of applications, 850cc to 1275cc+, but also a very wide heat range. This is an ideal plug for all street applications. also fits the Sprite, MG Midget , and Morris Minor. Resistor spark plugs prevent electrical interference that can disrupt car radio reception, two-way radio and cellular phone operation. This type of spark plug also prevents electrical noise from interfering with the operation of the computer in the engine. Specs below:
Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
Corrugated ribs prevent flashover
Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
The BP7ES plug is for higher compression engine that should have a colder spark plug. The engineers explain that it has to do with flame temperature and overheating the plug. I know from experience that my race engine will melt a street plug! Choose from the following NGK plugs:
Cold Street=BP7ES
Colder Street=BP8ES
Cold Race=BP9EV
Coldest Race=BP10EV
We are having a SPARKLING SALE on select Spark Plugs & Components
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We offer a complete range of ignition coils & spark plugs for all years of the Classic Mini Cooper. Stock, High Performance and racing applications. Technical information from the experts at Mini mania.com
The following article was originally found on the NGK web site here. Spark plugs are one of the most misunderstood components of an engine. Numerous questions have surfaced over the years, leaving many people confused. This guide was designed to assist the technician, hobbyist, or race mechani...
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