Thread: How does one unclog catalytic converters most easily?
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Old 01-28-2003, 05:28 PM   #49
Simi Stang
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Default timing/gas
Quote:
Originally posted by Nixon1
Think I can get away with 12-13 degrees of timing running 89 octane?
If you advance the timing at all...you'd be stupid not to run at least 91 or higher octane.
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