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What sparkplugs and gap? 416

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Old Jul 17, 2013 | 09:15 PM
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prodaddy
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From: woodriver illinois
Default What sparkplugs and gap? 416
Putting a new bellhousing in the c5.416 motor making around 650 on motor,got a ton on the bottle.while its apart,I'm going to put a set of plugs in it,it will mainly be a street toy and 90% of the time on motor.what do you guys recommend for a sparkplugs and gap? Thanks guys
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Old Jul 17, 2013 | 09:59 PM
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prodaddy
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From: woodriver illinois
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I needed a quick answer,but since I didn't get it I went with the NGk tr6 gap at 38...hopefully I get replies as to this being a good start to go with,thanks for any info
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Old Jul 17, 2013 | 10:49 PM
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A TR6 is only one heat range colder than stock, use TR7's @ .045. I have a 11.5 cr 416 and run RS9YC Champions @ .045. And there not too cold.

Russ Kemp
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