mini cooper supercharger pulley boost

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Jun 8, 2009 | 06:09 PM

grandamvince

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Joined: Jun 2009

Posts: 1

mini cooper supercharger pulley boost

has anyone put upgraded pulleys on their minis and how much boost can these motors handle??

Jul 1, 2009 | 08:19 PM

bad venge

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Joined: Feb 2008

Posts: 2,306

The JCW uses like a 14.6% so since mini trusts that I'm running a 15% one no troubles in the 26k I've run it ... There are higher boosts as well but I'm sticking here till warranty is out

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