Camshaft
Camshaft Bearing part numbers
VA bearing number
front MG706/167
rear intermediate MG679/6
rear MG735/284
WA bearing number
front MG827/127
front intermediate MG679/5
rear intermediate MG679/6
rear MG735/284
SA bearing number
front MG679/166
front intermediate MG679/5
rear intermediate MG679/6
rear MG679/171
So there is some overlap with the VA for the centre bearings for both WA & SA and the WA rear. You may be able to widen your audience....
Thanks to Elmar Galitis for this info
Camshaft reprofiling data
Via Elmar Galitis