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400EXracer74
04-28-2004, 02:18 PM
how often should i change it
ridesa02400EX
04-28-2004, 10:16 PM
i change mine after every oil change but thats just me i dont know why i do it. just change it when its fouled
04-29-2004, 01:29 PM
Four strokes are good on plugs ,obviously. I guess every couple a months? Coulnd t hurt. Then again they might last a couple a years!