E3.42 Spark Plug

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ITEM # : E3.42
Automotive plug that fits in a variety of domestic applications.




E3.42 is a 14mm, 0.460” reach plug with a taper seat. It fits domestic applications in the 80’s to early 90’s, and is widely stocked in automotive retail stores. E3 automotive plugs have three legs securing the DiamondFIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented DiamondFIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use. The unique ground electrode and full-size center electrode also provides optimal performance for a guaranteed five years or 100,000 miles.

Part Number: E3.42

Resistor: Resistor

Hex Size: 5/8"

Thread Reach: 0.460"

Thread Diameter: 14mm

Seat: Taper

Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted

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Reviewed by bmathews
03/05/2018 - 11:53:28 PM
Fox body mustang
I have ran these plugs for years in a heavy modified 90 foxbody with zero issues, great plug from every thing like daily driver to strait up drag car.
Reviewed by maxracer
12/26/2017 - 11:55:54 AM
very good prouduct
we use these plugs in a stroked ,nitrous sbf with no problems at all I would highly recommend these to anybody that want a good plug
more power, reduced emissions, improved fuel efficiency, longer life, faster starts