I agree Otto, haven't seen that mentioned anywhere before (doesn't mean doesn't exist elsewhere, just haven't seen it)
While I have your ear (so to speak grin ) - can you maybe take a quick look at my question on my 58 235 engine thread ((last post)
But that idea might make it moot!

'51 Chevy 3100 Truck - OEM 216 Engine; three speed column shift transmission
6 Bolt disc conversion with dual master/vacuum booster
12V alternator conversion.
235 engine in waiting grin