#101643, "RE: -3AN feed line too small?" In response to In response to 5
I think your restrictor is a little too small. Per the following source, it appears as though 0.078" or around that is a good restrictor size for Garrett turbos that require it:
Many people get away with just drilling out an oil inlet flange to their desired specifications. While over-lubrication can be a serious problem, for standard journal bearing turbos, under-lubrications seems much more harmful.
Ball bearing turbos are the ones you'd want to use such a small restrictor for...
