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grandamvince

Jun 8, 2009 06:09 PM

mini cooper supercharger pulley boost

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

bad venge

Jul 1, 2009 08:19 PM

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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