So me and my grandpa bought an 87r-10 i blew it up so we put a 350 in from a 92 that was also a five speed and mated it with the stock 700r4 but now i have convinced my grandpa to let me have the five speed and throw it in. it was a 1992 c1500 stock 5.0 but the guy swapped in a 350 from a 70s...