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MERCURY ENGINE BASE GASKET 27-99177-2 REC27-991772
Description
The engine base gasket is a critical sealing component that seals the joint between the engine block and the mounting base on Mercury two-stroke outboard engines. This part prevents coolant and oil leaks in an area subject to constant pressure and vibration, ensuring the stable operation of the engine cooling and lubrication system.
This is a highly reliable replacement gasket, designed specifically for 135 to 200 hp Mercury V engines from the 1970s and 1980s, as well as the XR-4 model. Its installation requires precision in tightening to ensure uniform compression and avoid microleaks that would compromise the mechanical integrity of the engine.
Mercury/MerCruiser
| Marca | Modelo | Rango de serie |
|---|---|---|
| Mercury Mariner | XR-4 / MAGNUM II | 0B242885 THRU 0C100860 / 0C100861 THRU 0C239552 |
| Mercury Mariner | V-135 | 0C100861 THRU 0C239552 |
| Mercury Mariner | V-150 | 4868998 THRU 0A904645 / 0C100861 THRU 0C239552 |
| Mercury Mariner | V-150 Magnum | 5600162 THRU 0A904645 |
| Mercury Mariner | V-150 Marathon | 5600162 THRU 0A904645 |
| Mercury Mariner | V-150 Work | 4868998 THRU 0A904645 |
| Mercury Mariner | V-150-XR-2 | 4868998 THRU 0A904645 |
| Mercury Mariner | V-175 | 4301235 THRU 0C100860 / 8058870 & Up / 0C100861 THRU 0C239552 |
| Mercury Mariner | V-200 | 5239232 THRU 0C100860 / 0C100861 THRU 0C291519 |
| Mercury Mariner | V-200 (EFI) | 0C100861 THRU 0C999999 |
| Mercury Mariner | V-1500 | 4868998 THRU 0A904645 |
Equivalent manufacturer part numbers
| Manufacturer/Brand | Reference/Part Number |
|---|---|
| Mercury Mariner | 991772 ✓ (actual), 11338A88, 27-99177-2, 27-991772, 991771 |
| OMC | 0508841 |
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