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Old 03-14-2012, 07:25 PM   #22
Chevymaniac
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Join Date: Feb 2010
Location: Kitimat, British Columbia, Canada
Posts: 234
Re: 396 BBC To Keep Or Not?

Quote:
Originally Posted by 1972RedNeck View Post
You can run regular if you back the timing off a ways, which would hurt performance.
How much performance would i lose going with regalur unleaded?
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