Product Overview
NGK Standard Spark Plugs are considered the workhorse, at the heart of smooth-running engines around the world.
FEATURES
* OEM Quality
* Triple-Gasket Sealing Process
* Consistent Performance
* Plug of Choice in Millions of Vehicles
554: 5K Ohm
Center Electrode Core Material: Copper Core
Center Electrode Tip Material: Nickel
Gap Size: 0.056
Ground Configuration: Standard
Ground Electrode Core Material: Nickel Core
Ground Electrode Quantity: 4
Ground Electrode Tip Design: standard
Hex Size: 13/16"
Insulator Height: 60.00
Manufacturer Heat Range: 8
Reach: 0.75
Resistance: 5000
Seat Type: Flat
Thread Diameter: 14.00
