Where is the rear motor mount on a 93 Pontiac Sunbird 2.0 and how hard is it to change?

there is one one the drivers side between the motor and shock tower, theres 2 on the front one in front thats connected between the raideator and just above the air conditioner pump, the one in back is in the same place as the front but lower down, you will need to support the engine from below to remove any one of these, they'er time come suming for the most part, butch