As the owner / driver of a sponsored drag car , running a twin turbo small block chev on methanol fuel , i want to share some data , and get some ideas please.
Initialy we spent 3-4 days on a engine dyno , to develop a fuel curve, and this is where some of the data has come from.
The sbc ...
pew,
if you can , measure the wide of the top of the bearing slipper. Anymore than say .002' wider than at the parting line ,you could say is causes by detination.
also look through a 8 or 10X eye piece. Those rough patterns on the bearing may look like 'sheets' of bearing that have 'lifed'...