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Spark Plug heat range Q?

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Old

Aug 4, 2010 | 04:16 PM

#1

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From: wisconsin

Spark Plug heat range Q?

I run a Champ RC-12YC.

Does anyone have a specific part #(s) for one and two heat ranges cooler?

For Champ cooler is a lower #.

Old

Aug 25, 2010 | 12:27 PM

#2

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From: St. Augustine, FL

Car: 89 GTA

Engine: 383

Transmission: 4L80E

Axle/Gears: 12 bolt-3.73

Re: Spark Plug heat range Q?

http://www.dragstuff.com/techarticle...reference.html

See if this helps.

Old

Aug 25, 2010 | 01:07 PM

#3

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From: wisconsin

Re: Spark Plug heat range Q?

Thank you. It appears I need to drop 3 to RC9YC

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