Along with the crankshaft and block modifications to run big block Chevy V8 bearings in the main webs (all the same size) that should give those "boat anchor' 216's a new lease on life. There's nothing like a 250+ cubic inch "216" with H beam connecting rods and a roller cam to liven things up a little!
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!