Quote:
Originally Posted by babymog
The wastegate has an internal spring, lengthening the rod increases spring pressure, should have a direct relationship on the boost pressure that opens the wastegate.
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Shorter rod = more spring pre-load = higher boost
Making the rod longer will just hold the wastegate open.
At least that is how all of the intenal wastegate actuators I have seen work.
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1979 240D- 316K miles - VGT Turbo, Intercooler, Stick Shift, Many Other Mods - Daily Driver
1982 300SD - 232K miles - Wife's Daily Driver
1986 560SL - Wife's red speed machine
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