Sierra 18-8307 Lower Main Seal

Sierra 18-2369 Lower Gearcase Seal This item has been discontinued by the manufacturer and is no longer available. Sierra replacement lower gearcase seal for Mercruiser Alpha/Gen II 1991-95...

Sierra 18-2366 Volvo Penta Lower Gearcase Seal Sierra replacement lower gearcase seal for Volvo Penta engines. Fits: 290, 290A, 290DP, SP-A, SP-A1 & SP-A2 Interchangeable with: Volvo...

Sierra 18-2368 Lower Gearcase Seal Sierra replacement lower gearcase seal for Mercruiser Alpha/Gen II 1996-97 Interchangeable with: Mercruiser Stern...

Sierra 18-8341 Lower Unit Seal Kit Special Order Item