Originally Posted by Migsubishi

^ I think your making a mistake, I would do some more reading if I were you. It seems that you are set on switching from the HTA 35R so I honestly believe the best turbo for you is the 850R. It gives you standard 35R type spool and makes more power than the HTA88 aka HTA 37R

Read
https://www.evolutionm.net/forums/sh...highlight=850r

https://www.evolutionm.net/forums/sh...&postcount=192

https://www.evolutionm.net/forums/sh...&postcount=187

This would be the only turbo I would step up to, if I ditched the HTA 35R period!