Parts for MerCruiser 3.0L GM 181 I / L4 Standard Cooling System
View diagram and parts list below.
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 | 861493A06 | HOUSING ASSEMBLY, Thermostat (1 required per assembly) |
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#2 | 48952 | SWITCH ASSEMBLY, Audio Warning (1 required per assembly) |
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#3 | 807252T 2 | THERMOSTAT, 71°C (160°F) (1 required per assembly) |
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807252T 2 - 807252T 2 - THERMOSTAT 71Degr O [ More info ] Unavailable Replaced by -8M0091470 |
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8M0091470 - 8M0091470 - THERMOSTAT 71Degr * [ More info ] Unavailable Replaced by -8M0109441 |
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#4 | 23-806922 | SLEEVE (1 required per assembly) |
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#5 | 27-33179 2 | GASKET (1 required per assembly) |
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#6 | 17494A 1 | COVER KIT (1 required per assembly) |
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#7 | 27-806871 | GASKET (1 required per assembly) |
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#8 | 10-37612 | SCREW, (.375-16 x 1.250) (2 required per assembly) |
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#9 | 12552 | LIFTING EYE (1 required per assembly) |
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#10 | 27-814680 1 | GASKET (1 required per assembly) |
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#11 | 10-90059 | SCREW, (.375-16 x .875) (2 required per assembly) (Without Power Steering) |
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#11 | 10-90187 | SCREW, (.375-16 x 1.250) (1 required per assembly) |
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#12 | 32-96879 | HOSE, Housing to Water Pump (1 required per assembly) |
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32-96879 - 32-96879 - HOSE O [ More info ] Unavailable Replaced by 32-8M0071007 |
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#13 | 32-861634 | HOSE, Housing to Manifold (1 required per assembly) (4.00 Inch) |
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#14 | 54-815504220 | CLAMP, Worm Gear (1.75 Inch Diameter) (1 required per assembly) |
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#14 | 54-815504216 | CLAMP, Worm Gear (1.56 Diameter) (1.56 Inch Diameter) (2 required per assembly) |
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#15 | 87-866115 | Temperature Switch, (Normally Open 130-110 degrees), TKS (1 required per assembly) |
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#16 | 861554T02 | COOLER, Power Steering (1 required per assembly) (Composite) |
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861554T02 - COOLER O NLA [ More info ] Unavailable |
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#17 | 861554T01 | COOLER, Power Steering (1 required per assembly) (Metal) |
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861554T01 - COOLER * [ More info ] In stock ![]() |
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#18 | 805546A 2 | BRACKET, Oil Cooler (1 required per assembly) |
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#19 | 10-816585 | SCREW, (.375-18 x .875), Cooler Mounting Bracket (1 required per assembly) Metal Cooler |
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#19 | 10-8M2016106 | SCREW, (.312 x 1.25) (1 required per assembly) Composite Cooler (Included with 861554T02) |
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#20 | 54-815504222 | CLAMP, Worm Gear (1.98 DIameter) (1 required per assembly) (With Power Steering) |
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#21 | 54-815504212 | CLAMP, Worm Gear, Hose - Diameter (1.31 Inch) (1 required per assembly) (With Power Steering) |
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#22 | 32-862325 | HOSE, Transom to Thermostat Housing (1 required per assembly) (Without Power Steering) |
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#23 | 54-815504232 | CLAMP, Worm Gear (2.50 Diameter) (2.50 Inch) (2 required per assembly) |
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#24 | 806490T | SENDER (1 required per assembly) |
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#25 | 32-862324 | HOSE, Power Steering Cooler to Thermostat Hsg. (1 required per assembly) (With Power Steering) |
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#26 | 32-807661 | HOSE, Power Steering Cooler to Transom (1 required per assembly) (Without Power Steering) |
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#- | 27-810846A05 | GASKET SET, Engine Overhaul (1 required per assembly) |
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#NS | 19-807992 3 | COVER, Hose Clamp End (AR required per assembly) |
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19-807992 3 - Cover-.375 - Priced Individually [ More info ] |
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19-8M6500037 - 19-8M6500037 - COVER O [ More info ] Unavailable Replaced by 19-8M0074364 |
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198M0074364 - Cover-Clamp - Priced Individually [ More info ] |