Magnum-Opus ...Model 3048, ser.# 270 (one of the very first ones )<br/>Replaced the half ball & seal, new shaft & "O" rings (Just finding the correct "thick blue seal" was a challenge and the correct funnel "O" rings as well..."Tucker & Leah"" @ Marine Sanitation & Supply in Seattle went way beyond the norm to search and find what this turd turbo needed..(had to find a...