NOT KNOWN FACTUAL STATEMENTS ABOUT 1986 CAT D3B ENGINE

I even have a 455D crawler loader/backhoe (initial cousin into the 450C), HLR Powershift transmission with manual clutch. Each is about 25 years outdated and it has about 6000hrs.Any reference to certain companies' models is intended solely to identify appropriate aftermarket parts. These components aren't unique tools but are made as replacement a