2004 clk 500 with 23,000 miles on it. should i change the plugs? on 2004 Mercedes-Benz CLK500

car is running fine

by in Dublin, OH on August 27, 2011
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1 answer 1 comment
ANSWER by , August 27, 2011
This engine calls for the equivalent of a Champion KC11PYP spark plug which are fine for 60k miles in my opinion, many would say leave them in for longer but if it were mine I would change at 60k.
COMMENT by , August 27, 2011
Thanks for the info saved me about 400 bucks