Originally Posted by Mike Rainbird
Originally Posted by GARETH T
the wastegate actuator wont creap with a bleed on system (air to air) so the wastegate is bypassing any air, so the turbine housing gets it the exhaust flow through it
with a bleed off system (amal) the wastegate can start to creep as pressure in building in the compressor site, slightly lifting the wastegate, slightly reducing the amount of flow which is flowing through the turbine housing
However, you can STILL get boost creep
i havent talked about boost creep