Originally Posted by rapidcossie
Originally Posted by cossie604

how many topics have been posted about the confusion between waste gate chatter and compressor surge now?? lol
It may be just down to the increase in charge air volume mate...but, have you checked that the dump valve aint sticking (in the case of a piston type)...and have you checked your vacuum pipes??
Stu.

is it not the waste gate that chatters??

no...because it dont existed (spelling)....a wastegate cant chatter...its the compressor wheel which chop the air which is forged back trough te compressor housing..