Finally found a thread with an Parker I/O owner. Just bought (Stole) a 1995 2510 MV with 2017 Volvo 5.0 GXi with 80 hours on it. I jumped from a 1998 Sea Pro 210 WA with a Mercruiser and Alpha 1 outdrive. Comparing both from an engine standpoint the room around the Volvo is, for me anyway...