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- $17.50
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P27 MR12LIR-1 Iridium Yttrium Brisk Performance Spark Plugs
Brisk SKU - P27 MR12LIR-1
Parameters:
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Thread Diameter 12mm
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Thread Reach 26.5mm-1.08"
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Hexagon 14mm-9/16"
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Seat Type Gasket
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Design Iridum/Yttirum
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Resistor Yes
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Projected Yes
- Heat Range - 12

Brisk P27 MR12LIR-1 Replaces:
With very long lifespan, the P range Brisk spark plugs are the most modern design to fit modern highly efficient and stressed engines.
The Iridium core center electrode is surrounded by Yttrium alloy made body and earth electrode that gives very low voltage requirement prolonging ignition coil lifespan.
Lower voltage requirement stands for easier cold starts, less of a chance of a misfire due to fouling as a result of oil burning, use of alternative fuels or prolonged idling.
Features
- Yttrium alloy earth electrode with Iridium core.
- Nickel / Zinc coating for corrosion protection
- Lower voltage requirement.
- cylindrical shape of insulator tip achieves fast self cleaning at low temperature shortly after engine start
Applications
- Modern highly stressed engines.
- Unleaded fuel cars.
- Alternative fuel cars.
Service Life
- 100 000 km or 60 000 miles.
Need a spark plugs for your engine but you are unsure of what to get, no problem! Our trained and knowledgeable staff will be able to assist you and find the right product for your application. Please get in touch using one of the options on our 'contact us' page.
BRISK RACING / P27
BRISK P27 Vehicle Applications
Find your vehicle in the P27 application guide. Filter by manufacturer and model, then compare the complete application details for your vehicle.
| Manufacturer | Model | Model I / series | Model date range | Model II / variant | LTR. | kW (HP) | Engine code | Cylinders | Application date range | TS | Part number | Product code | Application notes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| INFINITI | EX | EX | 2007 - 2013 | EX 37 i 24V | 3,7 | 228-239kW | VQ37VHR | 6 | 09.08-12.14 | P27 | 1971 | ||
| INFINITI | FX | FX (S51) | 2009 - 2013 | FX 37 i 24V AWD | 3,7 | 235-242kW | VQ37VHR | 6 | 03.09-10.13 | P27 | 1971 | ||
| INFINITI | G | G (V36) | 2006 - 2015 | G 37 i 24V, x AWD, Cabrio, Coupe | 3,7 | 235-245kW | VQ37VHR | 6 | 09.08-02.15 | P27 | 1971 | ||
| INFINITI | M | M (Y51) | 2009 - | M 37 i 24V x AWD | 3,7 | 235-245kW | VQ37VHR | 6 | 03.10- | P27 | 1971 | ||
| INFINITI | Q | Q 60 (CV36) | 2013 - 2016 | Q 60 i 24V Coupe, Cabrio | 3,7 | 235kW | VQ37VHR | 6 | 10.13-02.16 | P27 | 1971 | ||
| INFINITI | Q | Q 70 (Y51) | 2013 - | Q 70 i 24V, AWD | 3,7 | 235kW | VQ37VHR | 6 | 12.14- | P27 | 1971 | ||
| INFINITI | Q | Q 70 (Y51) | 2013 - | Q 70 i 24V | 3,7 | 241kW | VQ37VHR | 6 | 06.13- | P27 | 1971 | ||
| INFINITI | Q | Q 70 (Y51) | 2013 - | Q 70 i 24V, AWD | 3,7 | 245kW | VQ37VHR | 6 | 01.14- | P27 | 1971 | ||
| INFINITI | Q | Q 70 (Y51) | 2013 - | Q 70 i 24V, AWD | 3,7 | 246kW | VQ37VHR | 6 | 10.13- | P27 | 1971 | ||
| INFINITI | QX | QX 50 | 2013 - | QX 50 i 24V AWD | 3,7 | 235-245kW | VQ37VHR | 6 | 10.13- | P27 | 1971 | ||
| INFINITI | QX | QX 70 (S51) | 2013 - 2017 | QX 70 i 24V, AWD | 3,7 | 235-243kW | VQ37VHR | 6 | 03.13-07.17 | P27 | 1971 | ||
| MITSUBISHI | Proudia | Proudia (..Y51..) | 2012 - 2016 | Proudia i 24V | 3,7 | 245kW | VQ37VHR | 6 | 07.12-08.16 | P27 | 1971 | ||
| NISSAN | 370 | 370 Z (Z34) | 2009 - 2020 | 370 Z i 24V, Roadster | 3,7 | 241-248kW | VQ37VHR | 6 | 03.09-07.20 | P27 | 1971 | ||
| NISSAN | 370 | 370 Z (Z34) | 2009 - 2020 | 370 Z i 24V Nismo | 3,7 | 253-261kW | VQ37VHR | 6 | 04.09-07.20 | P27 | 1971 | ||
| NISSAN | Skyline | Skyline (..V36.., J50) | 2006 - 2016 | Skyline i 24V 370 GT, Coupe | 3,7 | 243-245kW | VQ37VHR | 6 | 09.08-12.14 | P27 | 1971 | ||
| NISSAN | Skyline | Skyline (..V36.., J50) | 2006 - 2016 | Skyline i 24V Crossover 370 GT, FOUR | 3,7 | 243kW | VQ37VHR | 6 | 07.09-09.16 | P27 | 1971 |
No matching applications. Try a different manufacturer or model, or clear the filters.
Date ranges and specifications are shown as supplied. Blank cells indicate that no value was provided. Confirm the engine code and application date range when matching your vehicle.


