May 8, 2009 · Surge is the phenomenon whereby laminar flow off the wheel is separated, and reverse flows through the compressor. This can accompany any of the above phenomenon. …

Nov 7, 2005 · It can be bad, very bad. In the old days, one good surge at full pressure could snap the blades of the compressor causing a big mess! To witness Garrett's test cells testing …

Aug 7, 2009 · I have always had a compressor surge (or at least it sure sounds like it) in 3rd past about 1/2 throttle in the upper RPMs. I suspect this really has something to do with it. I have …

Aug 8, 2005 · I've swapped my .81 housing for the .63 housing. On a part throttle acceleration around 3.5-4k I get nasty surge. When I launch car and back off a bit to control wheelspin I get …

Jun 1, 2010 · Read "What is Compressor Surge" sticky above. A control scenario supposeldy exists to vent this flow and allow operation at higher pressures/lower flows. You have made a …

Mar 27, 2009 · At 20 and 25psi the knee points are outside the surge line, and this turbo would require a dual stage boost controller. This big compressor will give poor performance unless …

May 8, 2009 · This raises the boost level higher than the surge point at lower rpms. Till engine demand matches flow capability of the turbo, minflow surge can occur at well below peak …

Apr 18, 2008 · I mean, the compressor surge Mark described is a totally different occurrence than the compressor surge I described. Or is the engine's inability to use the pressurized air, and …

May 8, 2009 · Minimum flow required for the pressure being produced, a surge occurs. NOT that this is necessarily a surge, as explained previously the bypass valve (or waste gate) may …

Jul 5, 2007 · No surge and the H3 is a bigger compressor than the V. Works well with MSA stage 1 turbo cam which pulls to 6500 rpms. If you want to keep the stock cam then use the stock …