it will fit. but the computers have two different style processors so after you put it in you will find that it doesnt work
Yes
the 1996 and 1997 are the same and would not work in your 2000 straight from GM
No, it will not work. The 86 is a mechanically controlled transmission, vs. the electronically controlled transmission of the 96 (which also means the engine ECM will be programmed to function with that electronically controlled transmission).
Will a Chevy Blazer engine fit in a Chevy s10 pickup
Will a Chevy blazer engine fit in a Chevy s10 pickup
Yes
if it's out of a 95 blazer it will work
Yes
Will a 2000 blazer transmission fit a 1998 s 10 chevy 4x4 truck
Yes
Yes it will fit.
NO. It won't fit on the engine block.