gta 5.7 liter t.p.i. question?

Is there any 5 or 6 speed transmissions compatible with the 1988 GTA 5.7 liter tpi?

thanks

you could always go with a t-56 swap. its the 6-speed that came with 4th gens. or you can swap in a 5 speed (forgot the name) that came with the 305.