Sierra Marine Parts Catalog

412 OUTBOARD — MERCURY/MARINER - Gasket Sets CONTAINS — Part # Desc. O.E.# Qty. 18-7152 O-Ring 25-20863 1 18-2244 Washer 10-79953A2 3 18-7173 O-Ring 25-30224 1 18-0182 Thermostat Gasket 27-62386 1 18-2719 Induction Manifold Gasket 27-812869 1 18-2721 Adapter Plate Gasket 27-827284 1 18-2729 Thermostat Cover Gasket 27-812867 2 1 18-2749 Thermostat Gasket 27-812867 1 1 NSS Exhaust Gasket 27-812866 1 18-0319 Exhaust Cover Gasket 27-828533 1 18-0622 Lower Wear Plate Gasket 27-19701 1 18-0345 Water Pump Gasket 27-722189 1 18-2593 Water Pump Gasket N/A 1 18-2566 Impeller Gasket 27-817277 1 18-7176 O-Ring 25-90011 1 18-7950 O-Ring 25-45258 1 18-7817 Diaphragm Kit 21-857005A1 1 18-4337 POWERHEAD GASKET SET Replaces: 27-812867A97, 27-812867A96, 27-812867A91 For: 45 Jet, 50HP, 55HP, 60HP, 3 cyl outboards 18-4338 POWERHEAD GASKET SET Replaces: 27-814754A00 For: V-135, V-150 DFI outboards CONTAINS — Part # Desc. O.E.# Qty. 18-2506-1 Exhaust Plate Gasket 27-99176-3 1 18-0860 O-Ring 25-62700 1 18-0858 O-Ring 25-54029 1 18-0182 Thermostat Gasket 27-62386 2 18-0642 Divider Plate Gasket 27-19050-3 1 18-2735 Divider Plate Gasket 27-190506 1 18-0936 Gasket 27-78690 2 18-2511 Gasket 27-99173-2 1 18-0643 Powerhead Base Gasket 27-183071 1 18-2919 Gasket 27-42631-1 1 18-7176 O-Ring 25-90011 1 18-2914 Water Pump Gasket 27-85608-1 1 18-2915 Water Pump Gasket 27-85609-1 1 18-7159 O-Ring 25-31534 1 18-7153 O-Ring 25-25439 1 18-7174 O-Ring 25-45711 2 18-0970 Fuel Pump Gasket 27-98769-1 1 18-0135 Adapter Cover Gasket 27-78246 1 18-2514 Crankcase Gasket 27-53650 2 18-4336 POWERHEAD GASKET SET Replaces: 27-43004A99, 27-43004A90, 27-43004A86 For: 70, 80, 90HP 3 cyl outboards 18-4334 POWERHEAD GASKET SET Replaces: 27-41499A87 For: 15HP, 18HP, 20HP & 25HP outboards — CONTAINS — Part # Desc. O.E.# Qty. 18-4261 Fiber Washer 19643 1 18-0320 Gasket 27-13937-6 6 18-0324 Gasket 27-15172-3 3 18-0670 Gasket 27-43007 5 1 18-2565 Gasket 27-43047-1 1 18-2945 Washer 12-20260 3 18-7164 O-Ring 25-33466 1 18-7198 O-Ring 25-45710 1 18-7167 O-Ring 25-45254 1 18-0182 Gasket 27-62386 1 18-2740 Cylinder Block Gasket 27-43005 7 1 18-2741 Gasket 27-43004 7 2 18-0339 Thermostat Gasket 27-43006-2 1 18-0341 Exhaust Gasket 27-43008, 27-430082, 27-430083, 27-430085 1 18-2563 Gasket 27-43034-1 1 18-2564 Gasket 22-43033-1 1 18-2566 Impeller Gasket 27-817277 1 18-7105 O-Ring 25-62705 2 18-7414 O-Ring 25-64067 1 18-0858 O-Ring 25-54029 1 18-7803 Diaphragm Kit 21-857005A1 1 GASKET SET APPLICATION BEGINS ON PAGE 418 *POWERHEAD GASKET SETS DO NOT INCLUDE HEAD GASKETS 18-0663 PLENUM GASKET KIT Fits: Mercury 75 4-Stroke (2000-03), 90 4-Stroke (2000 & Up), 18-4326 POWERHEAD GASKET SET Replaces: 27-43779A87 For: 50,55,60 HP, 3 cyl.