transmisson

Hi I have a 1968 El Camino with a 307 engine. The car is completely stock. The transmission has 3 speed column shift. The car has been sitting for a while and the transmission does not move when engaged, but after a few seconds it will go forward. Same issue with reverse. Greatly appreciate...

So aside from trying to find trim pieces for the car and all that, what I have purchased is a 79 caballero with a rebuilt 350 in it. The motor is strong, the transmission had a leak which turned into a pink milkshake with anti freeze in the transmission and transmission fluid in the radiator...