spark plug diagnosis (with pictures)
i really don't think my spark plug looks normal... can someone tell me why it appears this way and what i can do to fix it? (i.e. move the seat up/down on the needle or what)
http://img.photobucket.com/albums/v94/Ra in81/100_1559.jpg
Looks white which would indicate the bike is lean, have you tried turning the air/fuel screw out to richen the mix up? Thats where you should start, put a new plug in it..turn your air/fuel screw out 1/4 turn and ride the bike for a while, pull the plug
"You can't start a fire without a spark" sang Bruce Springsteen in his 1984 hit Dancing In The Dark.
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A effectively maintained engine can improve mileage by up to 4%, according to the Consumer Federation of America. Areas ways to maximize performance by having a frequently scheduled tune up and checking your spark plugs. Start by having your spark plugs checked and changed if required. Also check your tire pressure and alignment.
i have an 2006 silverado 4.3 need to replace the plugs. anyone recomend .thanks39 Vote(s)
Spark Plug Problem! Need diagnosis please: Ok so I am new to the site... 
Spark plugs with over 100k miles and spark plug wires hopefully that's all I will need. Waiting for the final diagnosis.