how do i hook up my boost controller with a TT

Redsnake2

New Member
Aug 8, 2005
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Philly, PA
Ok here is the RIP.. I have the Boost controller pictured it's the TURBOSMART. But I'm running a twin set up with dual port wastegates. Now I know the lower port on the wastegate goes to the turbine compressor. The upper port on the wastegate goes to the controller.. Now with the controller it has a little T junction that comes with it (PIC) and 2 ports on the controller. I T'd off the 2 lines from both upper ports of the wastegate and attached it to the side of that little T with arrow facing the WG's. The lower port on the adjustable controller to the top side of the little T.

So what goes on the other side of that little T.. the instructions say the top port of the controller is suppose to vent to atmosphere ot do i attached that now to the other side of the little T fitting?

CAN SOME ONE PLEASE HELP!!!!
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There are a few different ways to attach the controller.

I think what you are trying to do here is use the controller as a diverter. Meaning you would want to attach a single vaccum line from the mainfold to the inlet side of the controller, then the outlet side would have a t attached, and those 2 lines would run to the top port on the wastegates.

What you would be doing with it hooked up that way - is using the boost pressure its making in the manifold to push down on the topsde of the wastegate diapragm while a seperate boost line from the compressor is pushing it up from the side port. In that form the boost controller is simply metering the amount of air pushing on the top of the wastegate.

The other way that most people use is to put the controller inline between the compressor cover and the side port of the wastegate in order to control the amount of pressure the side port on the wastegate sees. that way you can just leave the top port on the wastegate open altogether. There are a lot less vaccum lines to run that way. Check with turbosmart, and see how they intended it to be used. If you use it in a way thats not how then inteded - then the + and - indicators on the dial will be backwards since in a diverter setup you open the valve to raise the boost, whereas inline setups open the valve to lower the boost.

Hope that helps.

-Jason
 
So i would be running a vac line to that port in the pic that is further left, from the manifold to that one right? Cause that would be very easy I could T off the line for my BOV and Manifold...

Thanks alot man!!!
 
Huh.....that turbo smart is diffrent. Is that a check valve type or a bleed type controller?

On my cheap ebay MBC, the bottom port goes to the manifold and the top nipple goes to my wastegates.....its really simple and works great.....i dont know why they have a tee in there?
 
GreenMustangGt said:
Huh.....that turbo smart is diffrent. Is that a check valve type or a bleed type controller?

On my cheap ebay MBC, the bottom port goes to the manifold and the top nipple goes to my wastegates.....its really simple and works great.....i dont know why they have a tee in there?

I think its a ball and spring type and is meant to go inline with the vaccum hose from the turbo to the wastegate side port. Those were made basically to take a stock boosted DSM - and let them turn up the boost manually.

-Jason
 
hey man, i looked at your oil feed setup for the turbo, do you think that they will get enough oil pulling from the stock oil pump. not a criticism, i was just curious if you check flow versus what you will need to keep the turbos cool........ if so that is a good way to do it, one of the cleanest i have seen



jason
 
Thanks Tight I actually got the idea because i saw a lot of people that have hard lines, T'd off the same way with no problems. Plus I'm keeping my A/C and there is no room to do it any other way.. I'm more worried about the return lines, I may need an oil pump. We will see. If I get alot of smoke then I will know the oil isn't leaving the turbo fast enough..
Plus I'm using Dino oil the break everything in, then i will go back to Synthetic after everything is tested.