Other than some minor differences in the position of the timing marks, virtually all 216, 235, and 261 flywheels will interchange. The bolt pattern and dowel pin spacing is the same on all of them. Just be sure to match up the ring gear tooth count with the appropriate starter.
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!