Can it be repaired Astra H Z16XEP twinport manifold Part 2

Today we continue with the repair on the Astra Z16XEP lower inlet manifold MUSIC CREDITS Intro/Outro Track Syn Cole - Feel Good [NCS Release] Music provided by NoCopyrightSounds. Background Track Tobu - Sound of Goodbye [NCS Release] Unfortunately the eBay Seller the I bought the miniature bearings from is no longer registered, the bearing type I used were MR148, 8mm x 14mm x 4mm search for these on eBay but please check the size before ordering