Hiye im not sure how much differential oil i need to put in the differential and how to clean it when i flushh out the oil.. any advice is welcome..thankss

 

You can download the factory service manual here:
http://www.wankel.net/~krwright/cars/rx7/85_manual.html
It'll list the capacity for the rear end. Or get a Haynes manual.
Rich

 

Put enough in so that when you put your finger in it is level.

 

drain old oil, put bolt back in, fill untill oil is coming out of the oilfiller hole.

 

hahah thanks for all the advice guys... i need it so i can swap my rear end wit da 83 gsl lsd .. alsooo.. i believe i need the ebrake cable for both sides and im wondering if the length is the same for the 81-83 gsls.. if anyone has any spares please pm me..or if you have any place i can find some ... thanks
MARV