I have rx7 97
My throttle have two pipe for water the one on the top is connected with rear housing water hose
But under the throttle is another pipe i didn't know where should i connect it
This is my furs rebuild and single turbo rotary engine
Two month for rebuild no 2j and no ls7 huuuh

 

The coolant line for underneath the TB is just a few inches away. You can see it near the coil packs.
http://www.rx7.org/Robinette/throttle_body_coolant.htm

 

^Correct. It connects to the hard line that runs under the UIM and connects via a third hose to the inlet on the rear of the water-pump housing.

 

^^^That diagram is much nicer, saving for later

 

I love this forum

you made me love this engine more and more
Im lucky because the engine is verry cheap in ksa and Dubai