Use these plugs all the time and they seem to work great. They survive engine break-in and will keep going for a few gallons in some instances. As with any plug it only takes a very small impurity to damage the element.
1 of 1 customers found this review helpful.
Dan S. - Rating:
Monday, May 16, 2011
lot of ppl fun this plug and its ok and all butt i had one that lasted me a week whats up with that LOL!!