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Old 07-09-2018, 08:48 PM
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dinasrt
dinasrt is offline
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Default Re: Bosch 9652 Double Iridium Spark Plug

Originally Posted by Padgett
If you index the plugs so the gaps point at the exhaust valve and change daily, you want somethin different.
Did you mean annually? And, indexing our 12 plugs seems amazingly ****; for our platform anyway IMO. Perhaps you were referencing the NHRA racers.