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Old 05-18-2013, 08:41 AM   #50
Merc Cruzer
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Join Date: Jul 2010
Location: Conifer, Colorado
Posts: 2,431
Default Re: Blocking Off Heat Risers

Follow up question....first let me say I do love the new sound of the exhaust. Has anyone found any issues with blocking off the heat risers, other than the ruff idle at startup when cold and as one post stated runs richer?
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