MGM7 Beta-11 Intake

MGM7 Beta-11 Intake Flow Test

Background: In the previous post on the MGM7 intake development, I discussed finding that the Beta-9 intake with a 3″ outlet flowed more than the Beta-10 intake with a 3.5″ outlet. I guessed that this was because the Beta-10 intake maintained a large diameter until just before the transition to the turbo inlet elbow and […]

MGM7 Beta-11 Intake Flow Test Read More »

Mabotech M720 Ported Shroud Turbocharger

M720 Ported Shroud Closer Look

Background: The Mabotech M720 turbocharger installed on my GTI uses a ported-shroud compressor inlet. In the picture below, this difference is the open area between the compressor housing and the compressor blades. The ported shroud serves two purposes: to mitigate compressor surge and to allow more air through the compressor when the throat leading to

M720 Ported Shroud Closer Look Read More »