Best E3 Spark Plug

E3 Spark Plugs E3.53 Automotive Spark Plug 1 14mm .708”

FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and....
PATENTED TECHNOLOGY: DiamondFIRE ground electrode is secured to the shell with 3 legs that help facilitate excellent heat transfer and increase....
INCREASED DURABILITY: Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for up to 8% reduction....
WHAT'S INCLUDED: One (1) E3.53 spark plug. Features 14mm thread diameter.
0.708-inch thread reach plug with taper seat.

FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits a variety of applications, designed to increase power, reduce fuel consumption, and improve....
PATENTED TECHNOLOGY: DiamondFIRE ground electrode is secured to the shell with 3 legs that help facilitate excellent heat transfer and increase....
INCREASED DURABILITY: Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for up to 8% reduction....
WHAT'S INCLUDED: One (1) E3.58 spark plug. Features 14mm thread diameter.
0.750-inch thread reach plug with gasket seat.

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.
PATENTED TECHNOLOGY: DiamondFIRE ground electrode is secured to the shell with 2 legs that help facilitate optimal heat transfer and 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.
WHAT'S INCLUDED: One (1) E3.34 spark plug with a 90-day warranty. Features 14mm thread diameter.
0.750-inch thread reach plug with gasket seat.
REPLACES: Champion RN9YC, RN11YC, and RN12YC.

FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits Ford Titan 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) E3.70 spark plug. Features 16mm thread diameter.
0.860-inch thread reach plug with taper seat.

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.

FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits a variety of domestic 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) E3.62 spark plug. Features 14mm thread diameter.
0.708-inch thread reach plug with taper seat.
WARRANTY: Often used for domestics. Unique ground electrode and full-size center electrode provides optimal performance guaranteed for five years or 100,000 miles.

FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits a variety of import and domestic 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) E3.68 spark plug. Features 14mm thread diameter.
1-inch thread reach plug with gasket seat.
WARRANTY: Often used for Hemi. Unique ground electrode and full-size center electrode provides optimal performance guaranteed for five years or 100,000 miles.

FOR HIGH-PERFORMANCE ENGINES: Replacement spark plug designed for turbo, nitrous, or supercharged applications in the Ford Coyote or Chrysler Hemi engines.
PATENTED TECHNOLOGY: DiamondFIRE ground electrode is secured to the shell with 2 legs that help facilitate excellent heat transfer and increase turbulence in the cylinder.
SMOOTHER ACCELERATION: Fast flame propagation initiated by the ground electrode results in a more complete burn of the fuel and air mixture.
WHAT'S INCLUDED: One 1 E3.112 spark plug. Features 14mm thread diameter.
1-inch thread reach plug with taper seat.
Compatible with vehicle type: motorcycle.

This part is compatible with models including.
125K02-0273-E1,125K02-0500-E1,125K07-0263-E1,126T02-1045-B1,123K02-0481-E1,123K02-0592-E1,124T02-0736-E1,126T02-1024-B1,125K02-0578-E1,124T05-3848-B2,124L05-0975-F1,125K02-0690-E1,124T02-3853-B2,124T02-3847-B2,123K02-0609-E1,126K02-0676-B1,125K02-0253-E1,125K02-0512-E1,126T02-0761-E1,125K02-0370-E1,125K02-0477-E1,124T05-0904-B1,122K02-0169-E1,125K07-0274-E1,125K02-0542-E1,125K02-0303-E3,125K02-0137-E1,125K02-0336-E1,125K05-0345-E1,126T05-1071-E1.
Spark plug RJ19HX produces the spark that ignites the fuel in the engine.
Genuine Original Equipment Manufacturer (OEM) part..
This spark plug (part number RJ19HX) is for lawn and garden equipment engines.