yes the Chevy in line 6 cylinder and the 350 share the same bolt pattern from 1963 and up.
yes
yes
All Chevy V8's and inline 6 use the same bolt pattern and it is different from the bolt pattern used for Buick, Olds, Pontiac and Cadillac. A transmission that fits one Chevy V8 or inline 6 will fit any other V8 or inline 6. Not sure if V6 uses the same pattern.
bolt tightening sequence on what part?
Same bolt pattern for what? For the bellhousing and starter, yes. For just about everything else, no.
Any Chevy transmission will bolt to any Chevy engine.
Yes, as long as the transmission has the Chevy bolt pattern.
any pre 1964 small blocks ie. 289
No, different bolt pattern.
Yes,
Yes, same bolt pattern.
no a v-8 will not adapt to a 2.8 transmission...due to a metric size... but a 4.3 transmission will bolt up to any chevy v-8