Quote:
Originally Posted by gmsii
generally the high rpm choppiness is from the spark plug...these were stock plugs, we will try a step colder...should smooth it out
the blower is set up to hit 10.2psi with a max engine RPM of 7800.
we have a smaller pulley set-up where the engine redline is set for 7300rpm engine that makes about 13psi boost and about 15whp more in the midrange and 30whp more peak
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Do you expect the smaller pulley to play well with 91 Octane? Would it possible to run a restrictor to help limit top end boost if it wont work well with 91?