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Ti find out whitch spark plug is # 1,look at your engine.The head that's the furthest to the front of the engine is the one with the # 1 plug.It would be the first plug at the front of your motor on that side.

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โˆ™ 2011-09-13 05:08:30
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Q: How do you know which spark plug is which number on a 1997 Pontiac firebird with a V6 motor?
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