IM THINKING OF CHANGING MY PLUGS.MY CAR IS ABIT SLUGISH UNDER LOAD.THE PLUGS HAVE BEEN IN FOR QUITE A WHILE NOW.IVE READ ON HERE ABOUT NGK BKR6EK's.WOULD THESE BE OK TO USE.
AFTER IDLING FOR A WHILE AN THEN DRIVING OFF I SEE LIGHT BLUE SMOKE WHICH CLEARS QUIKLY.VALVE STEM OIL SEALS. HEAD OFF TO REPLACE??
AFTER IDLING FOR A WHILE AN THEN DRIVING OFF I SEE LIGHT BLUE SMOKE WHICH CLEARS QUIKLY.VALVE STEM OIL SEALS. HEAD OFF TO REPLACE??
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