Ok, that site froze firefox twice and tried to DL something the 3rd time.
The problem with that part is it is completely overkill to the point of stupidity. 1/4 would be more then sufficient.
And no, it won't fit second gens.
This G-Force Performance Racing Crossmember is a heavy duty, double hump transmission crossmember that was designed and fabricated exclusively for 1982 thru 1993 S-10 trucks and is manufactured new from 2" x 3" (1/8" wall) rectangular and 1/2" plate steel
Price =$259