72 K20 4spd ls swap

[gpgofast]

Originally Posted by hevy_chevy67

I'm also thinking about putting a 5.3 into my K10.
If I'm keeping the NP205 and 4 speed, does everything have to get shifted forward? Is it going to require driveshaft changes?

I only shifted mine forward about 3/8 of an inch. If I was doing it again I would shift it forward probably a full inch. My driveshafts did not need to be modified.