Divided Elbow 60 mm

Mabotech M600 Inlet Elbow Flow Tests

Background: As the tuning process for the Mabotech M520 turbo currently installed in the GTI approaches completion, I’ve started considering larger turbos that will support airflow testing. One candidate is the Mabotech M600 turbo, shown below. The M600 has a 60 mm compressor inlet, so I created a flow bench adapter to simulate the inlet […]

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Steel oil pan and fel-pro gasket

Mk7 Steel Oil Pan Conversion

Background: I’ve had the UroTuning steel oil pan conversion kit sitting on the shelf for a few years in case it became needed. Courtesy of an object in the road, I was forced into an oil change and oil pan replacement. Oil pan swap: After a short ride home from the tow truck, it was

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Mabotech M520H Virtual Dyno Estimated Wheel Horsepower

Mabotech M520H – Round 2

Background: A previous post discussed round one with the Mabotech M520H turbocharger. Tuning was done with E30 fuel and an HPA high-pressure fuel pump; otherwise, the fueling setup was stock. A few months ago, the GTI visited Noster Motorsport in Orlando to have the fueling system upgraded, as discussed in this August post. Tuning resumed

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