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Tag Archives: boost
Tightening up the Turbo Waste Gate ?
Wastegate Settings – Numbers and Theory The idea here is to assure the wastegate valve remains closed until the wastegate experiences the preset pressure in the VADIS doc above. Anything higher than the Vadis pressure and the wastegate valve shoud … Continue reading
Boost for a Light Pressure Turbo
How much Boost for a Light Pressure Turbo? I wouldn't go over ten pounds of boost on it. I have a 850 GLT and right after I put my boost controller on I over boosted and blow my head gasket … Continue reading
Lost PSI on Turbo Boost
How to Isolate Low Boost Problems Usually if your wastegate is stuck open you wouldnt get 12psi. So, id say thats not the prob. but, what makes me wonder is when you disconnected the vac line to the wastegate why … Continue reading
Modifying the Wastegate actuator rod…
The Cheapest Performance Mod The 4.4 Motronics (94-98) can handle up to 3+ turns but you don’t want to do that. You will actually get too much boost almost off the line and in bad weather can be a bit … Continue reading
Recomended MBC for Volvo 850 Turbo
Manual Boost Controllers for Volvos Manual Boost Controllers (MBCs) are the cheapest way to get more power out of your turbo. Please do a Stage 0 first! This link has a good ‘how to’ on boost controllers for Volvo turbos. … Continue reading