I have a s4 n/a aannd I need and alternater, tps sensor and a front rotor, does any one know if there is any other vehicle that use the same exact part so I can get some parts from the junk yards . Please help

 

You can get the alternator from any RX-7.

Check the Classifieds for a TPS. https://www.rx7club.com/2nd-generation-rx-7-1986-1992-parts-194/

As far as the front rotor goes, that's out of your skillset, I recommend you properly diagnose your problems.