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Old 02-03-2017, 12:40 PM   #7
Darrel Goheen
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Location: Hays, KS
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Default Re: Spark Plugs with Two-Step

Quote:
Originally Posted by Ed Wright View Post
I had a muffler shop make me a long slip-on extension with a 30 deg bend, for tuning my idle and part throttle. That stopped it from pulling in clean air during overlap, and made the sensor read correctly. I put in closed Loop for that, and just kept tapping the L key while I drove up & down the return road with that extension on it. Then back to open Loop there.
Hi Ed, how long of extension pipe did you find was required to do the pit/cruise tuning? What's your opinion of having the WBO2 in a header tube vs the collector? Thanks.
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