S475 T4 Primary

jambbii

milk
Joined
Aug 10, 2006
Messages
456
I have an ED s475 ( I believe 74/ 83) T4 laying around. I was wondering if it would make good primary over my He351 on my 06. I had done a little searching and I have heard that this is not the best combo. Any thoughts?

Josh
 
BD uses a T4 primary on there compounds.

A t4 66mm s300, not a t4 75mm s400. Quite a large difference there. If the HP goal is not high go for it. If it is high than t6 is more than likely where you need to be.
 
I thought their R700 kit was also a T4 as well, my bad.

No, I believe you are correct that the R700 kits use a T-4 foot also. In compound setups with them, I have seen drive pressure issues. I could be wrong.... but I'm 99% sure.
 
Its too small, you need a bigger turbine as well ans housing. Youd be better of selling that unit and buying a 75/96/1.32 as they are cheaper than what you have
 
I definitely want to avoid too much drive pressure. Thanks for all the feedback!
 
really depends on you overall horsepower goal, that turbo with a 1.1t6 would be a blast on the street for a sub 700hp truck.
 
I have an ED s475 ( I believe 74/ 83) T4 laying around. I was wondering if it would make good primary over my He351 on my 06. I had done a little searching and I have heard that this is not the best combo. Any thoughts?

Josh

If you still have the 74/83, I would be interested. I have a s475/ 96-1.32 currently as my primary. Pm me.
 
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