Quote:
Originally Posted by Oneloveaz88
I have a 82 300sd. It has had multiple upgrades before i got it and I dint know what this adjustable (it turns clockwise and counter) knob is on the drivers side below the break release. And it has 2 thick hoses bout the size of a finger and I think they go to the turbo one connects up top the other below Hopefully the pic will help (i cant figure out how to upload more than 1 pic at a time). also are there different types of this knob?
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That is an after market manual turbo waste gate adjustment.
Best guess: One of the previous owners installed it, thinking it would boost power.
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