Your first step should be to get a copy of Leo Santucci's Power Manual for the Inline Chevrolet 6 available through the inliner club stuff page. Just about everyone of your quesations will be answered with pictures and text. Welcome to the board.
'45 Ford PU 66 Valiant wagon, leaning tower of power. 79 Chevy C10 w/250 02 PT Cruiser Convertable