This is a 1970 trans am with the factory 355 posi rearend. 12 bolt. 70 PQ 400 trans (auto). The factoryram air IIV 400 is long gone. It has a 1973 455 pontiac engine in it now. I have a 70 short block 400 I will sell with the TA if you want it for 800. including a 70 4v intake. All fenders and quarters are rust free including the doors. the rear pan under the rear seat has a hole and the front drivers side floor pan is weak near the front of the panel. The rest of the pans are rust free. I have the PHS doc for the car. call or txt with question. 864/979/2135 mikeOn Apr-05-15 at 08:53:38 PDT. seller added the following information:This is a RAM AIR III car. sorry for the confusion. On Apr-05-15 at 15:52:40 PDT. seller added the following information:http://s244. photobucket. com/user/crazy4camaro/library/1970%20Trans%20am%20Ram%20Air%20III