My old AAZ lump has Boost pin on the mechanical fuelpump. A vacuum line off the turbo sucks this pin up to increase fuelling whilst on boost.
certainly, its my (very limited) understanding that boost and fuelling should always decrease/increase together
__________________
My Blog on cars- Fu'Gutty Cars
http://fuguttycars.wordpress.com/
US MPG for my Renault Clio 182
---------------------------------------------------
|