E3 Spark Plugs E3 Resistor Plugs For Harley

This flame front ignites the bulk air/fuel mixture faster, moves heat into the combustion chamber faster and creates a more localized pressure front for faster pressure rise during the cylinder power stroke. The result is more complete combustion and an improvement in engine performance. A truly premium performance plug.

Features:

• It is used in a variety of powersport applications, and is the correct plug for V-Twin motorcycle engines
• 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
• The unique DiamondFIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use
• The E3 ground electrode and full-size center electrode also provides optimal performance over an extended product life. Hex 5/8″
• Cannot be gapped
• Sold individually