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BOARD 27-834952 PAF15-07010018
Description
Function and technical context
This head gasket is an essential sealing component on Mercury 4-stroke outboard engines, ensuring tightness between the cylinder head and engine block. It works critically in cooling and lubrication systems, where it maintains the internal pressure necessary for the correct functioning of the fresh water circuit and oil circulation. If this gasket degrades or loses its tightness, leaks may occur that compromise engine cooling and cause cross-contamination of fluids, with the immediate risk of overheating and catastrophic failure during navigation.
When to replace this part?
Head gaskets require inspection after each intensive navigation season or after accumulating between 200 and 400 hours of operation, especially if coolant leaks are observed in the crankcase area, oil emulsification with a milky appearance, or an abnormal increase in engine temperature. The marine environment—with continuous temperature variations and the inherent corrosion of salt—considerably accelerates the aging of these elastomeric components. Replacing this gasket preventatively at every major service prevents costly repairs and ensures the reliability of the cooling system throughout the boating season.
Compatible engines
Mercury/MerCruiser
| Marca | Modelo | Rango de serie |
|---|---|---|
| Mercury Mariner | 8 HP Carb BODENSEE (International) | 0P086824 THRU 0P400999 |
| Mercury Mariner | 9.9 HP Carb (323 cc) | 0P075166 THRU 0P400999 / 0G760300 THRU 1B226999 |
| Mercury Mariner | 13.5 HP Carb (International) | 0P401000 & Up / 0P134638 THRU 0P400999 |
| Mercury Mariner | 15 HP Carb 2 CYL | 1B227000 THRU 1B727495 / 0P401000 & Up / 0G590000 THRU 0G760299 / 0G760300 THRU 1B226999 / 0P075166 THRU 0P400999 / 9973100 THRU 0P016999 |
Motores Yamaha Compatibles▾
| Modelo | Años |
|---|---|
| F13.5A | 2005 – 2006 |
| F13.5A 4-STROKE | 2007 |
| F15A | 2005 – 2006 |
| F15A 4-STROKE | 2007 |
| F15P | 2006 |
Equivalent manufacturer part numbers
| Manufacturer/Brand | Reference/Part Number |
|---|---|
| Mercury Mariner | 07010018, 27-834952, 27-834952002, 834952, 834952002, ✓, (actual) |
| Parsun | F15-07010018 |
| Yamaha | 66M-41114-01, 66M-41114-01-00, 66M411140000, 66M4111401, 66M411140100 |
