Jeff240sx wrote:.
No. Not AFAIK. There was talk about the pistons bieng different, but that was never substantiated (different sources say different things). However, rods.. never changed to my knowledge.-Jeff
The pistons did change from the 90/91 S13 KA's to later KA's. The earlier one's used a higher topped piston because the head. Newer versions use a more bowled piston because of different head design. I know cause I'm building a frankenstien motor w/ the E type internals and DE head. Had to do a little research before continuing ya know?