Price was at the time $280.00 + $60.00 freight

The theory is, to correctly oil shot the bearings just before there under maxim load. Saving any damage like a spun bearing. This has been done on Tinos motor and from what I have read its quoted as the Michael South ( MSR ) method of oil phasing.

Lower on this Page Rossco has some information on this and the clearances

http://www.perth-wrx.com/vb/mechanic...e-build-8.html