Description
NGK Standard Spark Plugs are considered the workhorse, at the heart of smooth-running engines around the world. 2 steps colder than stock for most factory LS applications.
FEATURES
* OEM Quality
* Triple-Gasket Sealing Process
* Consistent Performance
* Plug of Choice in Millions of Vehicles
QUICK SPECS
554: 5K Ohm
Center Electrode Core Material: Copper Core
Center Electrode Tip Material: Nickel w/ V-groove
Gap Size: 0.028
Ground Configuration: Standard
Ground Electrode Core Material: Nickel Core
Ground Electrode Quantity: 1
Ground Electrode Tip Design: Standard
Hex Size: 5/8in
Insulator Height: ISO
Manufacturer Heat Range: 7
Reach: 17.5mm
Resistance: 5K Ohm
Seat Type: Tapered
Thread Diameter: 0.551
These ship free anywhere in the US.
