The Mercury Serial Number Guide linked above can help you locate your engine details
Drain old oil: Remove the drain plug and allow all old oil to drain completely into the pan
876631 Volvo Penta DPX-A 875822
The general steps for replacing the trim cylinder seals are as follows:
Fuel Injector Set (4) – Fits Suzuki Outboard DF60/DF70
852839 Trim Tilt Hydraulic Hose for Volvo Penta 290 290DP SP-A DP-A DP-B | JLM Marine family-yamaha-f25smhc3 The Mercury Serial Number GuideTrim Tilt Hydraulic Hose Fits Volvo Penta 290, 290DP, SP A, DP A, DP B Outdrives This Trim Tilt Hydraulic Hose is designed as a direct replacement for Volvo Penta AQ Drives with 290 series outdrives, including 290 SP, 290 DP, SP A, SP A1, SP A2, DP A, DP A1, DP A2, DP B, and DP B1 models. This hose connects the hydraulic pump to the transom connector, ensuring reliable trim and tilt operation. Direct Replacements: Volvo Penta 852839, Marineparts