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Registered
Join Date: Nov 2005
Location: CA
Posts: 7,286
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for passing smog test purpose, hotter or cooler spark?
I have a question on purpose of passing smog test. Should I use hotter or cooler spark? BPR6ES, BPR7ES, BP6ES, BP7ES which is better?
Thanks.
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Fat butt 911, 1987 |
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06-02-2013, 04:43 AM
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Functionista
Join Date: Jul 2011
Location: CO
Posts: 7,717
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I would say hotter though a working O2 sensor should be all you need on a well tuned car.
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Jeff 74 911, #3 I do not disbelieve in anything. I start from the premise that everything is true until proved false. Everything is possible. |
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06-02-2013, 05:55 AM
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