Reviews Ground Electrode Spark Plug

Autolite 24 Copper Resistor Automotive Replacement Spark Plugs (4 Pack)

MAXIMUM PERFORMANCE: Every Copper Spark Plug has a full copper core electrode which provides higher thermal conductivity for better performance in all conditions.
IMPROVED DURABILITY: All Autolite spark plugs are Leak proof and come with a heat fused internal seal for long lasting durability.
CONSTRUCTION: These replacement spark plugs have a copper-glass seal which bonds the insulator and the terminal post center electrode together.
FUEL EFFICIENCY: The Autolite copper automotive replacement spark plug are guaranteed to deliver quick starts, better fuel economy and smooth acceleration.
AUTOLITE ADVANTAGE: Since 1936, Autolite has been a trusted leader and innovator in spark plug technology. You can count on our copper plugs for performance and value, backed by decades of experience and passion.

FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits primarily Ford applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions.
PATENTED TECHNOLOGY: DiamondFIRE ground electrode is secured to the shell with 3 legs that help facilitate excellent heat transfer and increase turbulence in the cylinder.
INCREASED DURABILITY: Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for up to 8% reduction in side wire temperature for less pre-ignition.
WHAT'S INCLUDED: One (1) E3.72 spark plug. Features 18mm thread diameter.
0.430-inch thread reach plug with taper seat.

High performance engine spark plug for a variety of powersport applications, specifically designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions.
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn.
Proprietary electrode design presents multiple sharp edges to the center electrode providing maximum performance for longer life of this premium spark plug.
Includes one (1) E3.33 spark plug with a limited lifetime warranty.
Crosses with Champion RC9YC, RC12YC, RC14YC.
and NGK BKR5E11, BKR5ES, BKR6E11, BKR6ES, IFR5L11.

One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life.
Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system.
Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance.
Some ACDelco GM Original Equipment parts may have formerly appeared as ACDelco Professional.

Heavy Duty Yttrium-Enhanced Center Electrode with Copper Core Provides Superior Reliability and Durability.
Tapered Cut Nickel Chromium Ground Electrode Assists in Cold Weather Starts and Provides Increased Ignitability.
Nickel-Plated Rolled Threads Provide Anti-Seize and Corrosion Protection.
Metal Glass Fused Resistor Gives Maximum Interference Suppression.
Angular, 5-Rib Insulator Design Prevents Flashover.

RC12YC SPARK PLUG REPLACE for champion rc12yc 2829 71-1711, for John Deere M78543.
Replace for Briggs and Stratton 491055, 491055S, 491055T, 499608, 5066, 72347GS, 792015, 805015, 692051, 694385.
FIT FOR KOHLER 12 132 02, 12 132 02-S, 12 132 01-S, 25 132 12-A, 25 132 12-S, 24 132 01-S.
REPLACE FOR ARIENS 21525900, 08811700, 21536800, 21534100, 21531100, 21537800.
for Gravely 21531100, 21534100, 21536800.
FUNCTION OF RC12YC SPARK PLUG -- The spark plug adopts copper core electrode. The copper core central electrode can accurately control the thermal range of the spark plug, optimize the performance of the spark plug and prolong the service life of the spark plug. Spark plugs offer reliable performance and durability, superior corrosion resistance and longer service life. Please rest assured to buy!.

One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life.
Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system.
Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance.
Some ACDelco GM Original Equipment parts may have formerly appeared as ACDelco Professional.

The Patented Diamondfire Ground Electrode Is Secured To The Shell With Two Legs To Help Facilitate Heat Transfer, And To Withstand The Intense Vibration Of Powersport Engine Applications.
Improved Starts: Patented Edge-To-Edge Design Concentrates Spark Energy, Which Results In Quick And Easy Starts In Any Conditions.
For High-Performance Engines: Motorcycle Spark Plug For A Variety Of Powersport Applications, Specifically Designed To Increase Power, Reduce Fuel Consumption, And Improve Hydrocarbon Emissions.

One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life.
Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system.
Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance.
Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.
Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models.