1978 450sl spark plugs - Mercedes-Benz Forum

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post #1 of 2 (permalink) Old 02-16-2012, 03:17 PM Thread Starter
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Date registered: Sep 2011
Vehicle: 1978 450 sl
Location: Kittery, Maine
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1978 450sl spark plugs

Books call for champion #302 spark plugs any others? are these ok?
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post #2 of 2 (permalink) Old 02-16-2012, 06:46 PM
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Date registered: Dec 2011
Vehicle: 1974 450SL; 2009 CLS550
Location: Pittsburgh, Pa
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Oh jeez your opening up a can of worms...jump down to the 107 section and do a search, plenty of good info and this has been discussed to death.
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