Brisk Silver Racing G12S Spark Plug
Brisk Silver Racing G12S Spark Plug
Brisk Silver Racing G12S Spark Plug
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Brisk Silver Racing G12S Spark Plug

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Specifications
Thread Diameter14 mm
Thread Pitch1.25 mm
Thread Reach18 mm
Hex Size16 mm
Seat TypeTapered
Brisk Heat Range12
Center Electrode MaterialSilver
Aluminum Head Torque7.2-14.5 ft/lbs
Cast Iron Head Torque10.8-18 ft/lbs

G12S Brisk Racing Silver Spark Plug

Brisk SKU  -  G12S

Parameters:

  • Thread Diameter 14mm

  • Thread Reach 18mm-.708"

  • Hexagon 16mm-5/8"

  • Seat Type Tapered

  • Design Silver Racing

  • Resistor No

  • Projected No

  • Heat Range  -  12

Brisk Silver Racing Spark Plugs have a smaller diameter silver core and conventional open spark hook type earth electrode give an outstanding performance in igniting high octane fuel mixture associated with alternative fuels like CNG, LPG, Propane, E85 blend, Alcohol, LNG, Race Fuels and Nitro. 

Silver metal is the single best material for a spark plugs core electrode, as it can dissipate heat fast, resulting in overall lower spark plug temperature and a more powerful spark.

The stronger the spark the faster and better the flame front and flame speed giving smother higher RPM range in engines. 

Our Silver Racing range works well with most aftermarket and OEM ignition systems form simple coil and distributor through electronic ignition and powerful direct ignition systems found on modern port and direct injection performance engines.

Features

  • Fires properly even if fouling occurs, common standard plugs failure.

  • Silver center electrode, best thermal (heat) & electrical conductor.

  • Lower voltage requirement.

  • Reduces wear on coil, leads and other ignition parts.

  • 1.5 mm Silver Wire Centre Electrode

Applications

  • Tuned and race engines.

  • Alternative fuel cars.

  • Old vehicles with weaker ignition systems and/or excessive oil consumption.

  • High RPM race engines with short time for ignition coil saturation.

  • High octane or hard ignition fuels.

  • Methanol, ethanol, CNG, LPG, Propane, E85 blend, Alcohol, LNG, Race Fuels, Nitro, Nitrous.

  • Naturally aspirated or forced induction applications

  • Standard and high compression engines

Service Life

  • 30 000 km or 18 000 miles.

  • 50 hours racing.

 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 / G12S

    BRISK G12S Vehicle Applications

    Find your vehicle in the G12S application guide. Filter by manufacturer and model, then compare the complete application details for your vehicle.

    14 applicationsScroll across for all specifications
    BRISK G12S vehicle applications
    ManufacturerModelModel I / seriesModel date rangeModel II / variantLTR.kW (HP)Engine codeCylindersApplication date rangeTSPart numberProduct codeApplication notes
    RENAULTEspaceEspace I (J 11..)1984 - 1992Espace i2,087kWJ7R 760401.89-12.90G12S1787Source MM: 0,9
    RENAULTEspaceEspace I (J 11..)1984 - 1992Espace i Quadra2,087-88kWJ7R 760401.88-12.92G12S1787Source MM: 0,9
    RENAULTR 5R 5 (122..)1972 - 1985R 5 Alpine Turbo, R 5 Turbo1,479-81kW840-726, C6J 750410.81-01.85G12S1787Source MM: 0,6
    RENAULTR 21R 21 Kombi (K 48..)1986 - 1994R 21 i Kombi (Nevada)2,085kWJ7R 750, J7R 751406.86-12.88G12S1787Source MM: 0,9
    RENAULTR 21R 21 Kombi (K 48..)1986 - 1994R 21 i Kombi (Nevada)2,086kWJ7R 750, J7R 751407.89-06.92G12S1787Source MM: 0,9
    RENAULTR 21R 21 (L 48..)1986 - 1994R 21 i2,085-86kWJ7R 750, J7R 751403.86-06.89G12S1787Source MM: 0,9
    RENAULTR 21R 21 (L 48..)1986 - 1994R 21 i Turbo, 4x42,0119kWJ7R 756402.90-10.92G12S1787
    RENAULTR 21R 21 (L 48..)1986 - 1994R 21 i Turbo, 4x42,0129kWJ7R 752404.87-10.93G12S1787Source MM: 0,6
    RENAULTR 25R 25 (B29..)1984 - 1993R 25 i2,088kWJ7R 722, J7R 723403.87-12.93G12S1787Source MM: 0,9
    RENAULTR 25R 25 (B29..)1984 - 1993R 25 i2,279kWJ7T 732, J7T 733407.86-12.92G12S1787Source MM: 0,9
    RENAULTR 25R 25 (B29..)1984 - 1993R 25 i2,289kWJ7T 706, J7T 707401.84-12.89G12S1787Source MM: 0,9
    RENAULTR 25R 25 (B29..)1984 - 1993R 25 i2,289kWJ7T 714, J7T 715401.84-12.89G12S1787Source MM: 0,9
    RENAULTR 25R 25 (B29..)1984 - 1993R 25 i2,291kWJ7T 730, J7T 731401.84-12.89G12S1787Source MM: 0,9
    RENAULTR 25R 25 (B29..)1984 - 1993R 25 i Turbo2,45133kWZ7U 702610.84-05.90G12S1787

    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.