are NGK TR55GP plugs ok>?
why not just the standard TR55 that are $2 at thunderracing?
some say they wear out faster, but plugs aren't that difficult to change once you've done it once. with the motor jacked up i could probably do all 8 in a little over an hour.
some say they wear out faster, but plugs aren't that difficult to change once you've done it once. with the motor jacked up i could probably do all 8 in a little over an hour.
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