https://www.aulro.com/afvb/images/im...007/10/102.jpg
this shows why the crank had to be machined that groove aint ment to be there.
test completed and sorry about the size of the images... this is the mother of all thread hijacks....
https://www.aulro.com/afvb/images/im...007/10/103.jpg
the big end bearing... that groove that looks like it was machined in there aint ment to be there
https://www.aulro.com/afvb/images/im...007/10/104.jpg
the lower half of the mains showing typical wear
https://www.aulro.com/afvb/images/im...007/10/105.jpg
the upper half of the mains
In a pinch this could have been rebuilt by doing the old shell swap trick (just rotate the shells in the journal)
https://www.aulro.com/afvb/images/im...007/10/106.jpg
the rear main a sign of good servicing is when you have bearing shells that look like this..
https://www.aulro.com/afvb/images/im...007/10/107.jpg
the cam bearing and...
https://www.aulro.com/afvb/images/im...007/10/108.jpg
the cam the yellowing is the cooked oil staining Ive seen cams in much worse nick than this still doing the business, more importantly the bearings and the cam side of the bearings look good.
Finally
https://www.aulro.com/afvb/images/im...007/10/109.jpg
thats the cross hatching STILL visable on the bores and given that all the bores measure up to within tolerance for the nominal spec I think that its the original honing marks or this engine has been rebuilt with new liners by someone who really really knows his stuff.

