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 →

-- Volvo Forum and Help for Volvo Owners since 2001

1. Lost PSI on Turbo Boost
2. ’97 850 Turbo De-Tuning
3. Boost for a Light Pressure Turbo

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 →

-- Volvo Forum and Help for Volvo Owners since 2001

1. Lost PSI on Turbo Boost
2. Recomended MBC for Volvo 850 Turbo
3. Volvo 850 Turbo with Crankcase Pressure, Oil Leak

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 →

-- Volvo Forum and Help for Volvo Owners since 2001

1. Recomended MBC for Volvo 850 Turbo
2. Modifying the Wastegate actuator rod…
3. Proper Boost Measurements