Mercury 18HP Outboard Parts - All Years & Models

Mercury 18HP Outboard Parts Catalog

Find quality replacement and aftermarket parts for your Mercury 18HP outboard motor. Select your specific year and serial number range below.

Browse by Year & Model (13 variants)

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photo of jlm marine carburetor repair kit for mercury mercruiser 6-25 hp 1395-97611 with paper and rubber gaskets in black and dark gray shades, featuring various cutouts, hole patterns, a red circular gasket, a coiled spring, a brass jet, and a white plastic needle assembly
1395-97611 18-7212 1395-9761 Carburetor Rebuild Kit for Mercury Mariner 6HP 8HP 9.9HP 10HP 15HP 20HP 25HP | JLM Marine
$18.13
$59.00
$18.13
files/24CR461-1.jpgDefault Title
$18.13
Ignition Key Switch – Fits Mercury Mariner DFI EFI MPI Outboard Motors (Replaces 87 - 17009A5) - JLM Marine Boat Parts Limited
87-17009A5 Ignition Key Switch for Mercury | JLM Marine
$15.50
$15.50
files/Ignition_Key_Switch_for_Mercury_Mariner_DFI_EFI_MPI_Outboard_Motors_____87-17009A5_-_JLM_MARINE-8287244.pngDefault Title
$15.50
JLM Marine water pump impeller kit for Mercury 2-str 15-25 hp 4-str 9.9-15 hp 99157t2, photo of brass hub impeller with six black rubber blades, silver metal mounting plate with holes, black gasket, stainless steel housing cup, O-rings, and washers
Water Pump Impeller Kit – Fits Mercury/Mariner 9.9-25 HP (Replaces 46-99157T2, 85098A2, 99157A2)
$57.50
$63.00
$57.50
files/Water_Pump_Impeller_Kit_for_Mercury_2_Str_15-25_HP_4_Str_99-15_HP_99157T2_-_JLM_MARINE-8288065.jpgDefault Title
$57.50
339-7452A19 339-7452A1 Switch Box CDI for Mercury Mariner | JLM Marine
339-7452A19 339-7452A1 Switch Box CDI for Mercury Mariner | JLM Marine
$31.34
$31.34
files/12_b684e80f-5d35-40fa-b453-32d3907c7f2c.jpgDefault Title
$31.34
35-853733A2 Fuel Filter for Mercury Tohatsu 25HP 30HP 40HP | JLM Marine
35-853733A2 Fuel Filter for Mercury Tohatsu 25HP 30HP 40HP | JLM Marine
$17.00
$17.00
files/35-8M0088825_2.jpgDefault Title
$17.00
8M0058226 Voltage Rectifier for Mercury Mariner | JLM Marine
8M0058226 Voltage Rectifier for Mercury Mariner | JLM Marine
$24.99
$24.99
files/12_bb3d13ec-b5c7-4bf7-a751-fce870f3a11f.jpgDefault Title
$24.99
magnetic oil plug 8m0058389 jlm marine for mercury mariner outboard mercruiser sterndrive stainless steel with yellow gasket
22-8M0058389 Gearbox Drain & Fill Screw Kit for Mercury MerCruiser | JLM Marine
$18.39
$18.39
files/Lower_Unit_Magnetic_Oil_Plug_for_Mercury_Mariner_Outboard_and_MerCruiser_Sterndrive___8M0058389_-_JLM_MARINE-8287063.jpgDefault Title
$18.39
174-6617K1 Stator for Mercury 6HP 8HP 9.9HP 10HP 15HP 18HP 20HP 25HP 35HP 40HP | JLM Marine
174-6617K1 Stator for Mercury 6HP 8HP 9.9HP 10HP 15HP 18HP 20HP 25HP 35HP 40HP | JLM Marine
$28.99
$28.99
files/10_4bf1c6f7-aa87-4d0b-8874-de313c796b3a.jpgDefault Title
$28.99
photo of red spark plug wire jlm marine 18-8819; right-angled black boot on one end, conical black boot with visible metallic terminal on other end
7" Spark Plug Wire – Fits Mercury Marine 150-200 HP Outboard Motors (Replaces 18-8819)
$21.10
$21.10
files/7_inches_Spark_Plug_Wire_fits_Mercury_Marine_150_175_200_HP_Outboard_Motors______18-8819_-_JLM_MARINE-8286634.jpgDefault Title
$21.10
Fuel Filter Element – Fits Mercury/Mariner 6-70 HP (Replaces 35-87946A3, 35-87946Q04)
Fuel Filter Element – Fits Mercury/Mariner 6-70 HP (Replaces 35-87946A3, 35-87946Q04)
$10.99
$10.99
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$10.99
3G2-03100-2 Carburetor Assembly for Mercury Mariner Tohatsu Nissan M9.9 M15 M18 NS9.9D2 NS15D2 NS18E2 | JLM Marine
3G2-03100-2 Carburetor Assembly for Mercury Mariner Tohatsu Nissan M9.9 M15 M18 NS9.9D2 NS15D2 NS18E2 | JLM Marine
$79.50
$79.50
files/JLM19CA3G2-1_c0382a05-1e37-4360-9530-46fc338b87ef.jpgDefault Title
$79.50
Water Pump Repair Kit – Fits Mercury/Mariner 9.9 - 15 HP 4 - Stroke Outboards (Replaces 99157T2) - JLM Marine Boat Parts Limited
Water Pump Repair Kit – Fits Mercury/Mariner 9.9-15 HP 4-Stroke Outboards (Replaces 99157T2)
$25.99
$25.99
files/Water_Pump_Impeller_Kit_for_Mercury_-_Force_-_Mariner_47-85089T7_-_JLM_MARINE-8290146.jpgDefault Title
$25.99
Water Pump Impeller – Fits Mercury/Mariner 15 - 50 HP (Replaces 47 - 8508910) - JLM Marine Boat Parts Limited
47-85089-3 Water Pump Impeller for Mercury Mariner Chrysler Force | JLM Marine
$10.50
$10.50
files/Water_Pump_Impeller_for_Mercury_15-50_HP_47-8508910_-_0755466_-_JLM_MARINE-8289726.jpgDefault Title
$10.50
Gearcase Drain Plug – Fits Mercury/MerCruiser Marine Engines (Replaces 10 - 79953Q04, 79953Q04) - JLM Marine Boat Parts Limited
Gearcase Drain Plug – Fits Mercury/MerCruiser Marine Engines (Replaces 10-79953Q04, 79953Q04)
$15.50
$15.50
files/Lower_Unit_Non-Magnetic_Oil_Plug_for_Mercury_Mariner_Outboard_and_MerCruiser_Sterndrive_______79953Q04_-_JLM_MARINE-8287053.jpgDefault Title
$15.50
Outboard Thermostat – Fits Mercury Marine 6 - 15 HP Two - Stroke Outboards (Replaces 14586) - JLM Marine Boat Parts Limited
Outboard Thermostat – Fits Mercury Marine 6-15 HP Two-Stroke Outboards (Replaces 14586)
$28.00
$28.00
files/Outboard_Thermostat_for_Mercury_Marine_6-15_HP_Outboard_Motors__18-3549_-_JLM_MARINE-8286891.jpgDefault Title
$28.00
26-85090A1 Lower Unit Seal Kit for Mercury 2 Cyl 18 2 Cyl 2.562 Bore 25 | JLM Marine
26-85090A1 Lower Unit Seal Kit for Mercury 2 Cyl 18 2 Cyl 2.562 Bore 25 | JLM Marine
$56.50
$56.50
files/12_f9b10337-7d4e-43c3-9f97-70ebcec79ff8.jpgDefault Title
$56.50
17-95372 18-95295 12-8035161 26-95348 25-16131 27-95220 Prop Shaft Seal Kit with Shear Pin for Mercury Mariner 2.5HP 3.3HP | JLM Marine
17-95372 18-95295 12-8035161 26-95348 25-16131 27-95220 Prop Shaft Seal Kit with Shear Pin for Mercury Mariner 2.5HP 3.3HP | JLM Marine
$20.50
$20.50
files/12_f0dab45b-421b-4acb-8162-3f3be09b8964.jpgDefault Title
$20.50
9 - inch Spark Plug Wire – Fits Mercury Marine 150 - 175 - 200HP Outboards - JLM Marine Boat Parts Limited
9-inch Spark Plug Wire – Fits Mercury Marine 150-175-200HP Outboards
$20.19
$20.19
files/9_inches_Spark_Plug_Wire_fits_Mercury_Marine_150_175_200_HP_Outboard_Motors___18-5228_-_JLM_MARINE-8286628.jpgDefault Title
$20.19

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