859660 Sealing Ring | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta sealing ring from the Engine group, weighing 0.014 kg and listed for 9 applications across the TMD, MS, TAMD and MD series, and included in exchange unit cylinder head 3803319. Sealing ring 859659 carries the same name, note and fitment, and the published information does not say which position each takes — order against the part number.

🚤 Compatibility

Typically suits:

• Volvo Penta TMD22A
• Volvo Penta TMD22B
• Volvo Penta TMD22P-C
• Volvo Penta MS2B-A
• Volvo Penta TAMD22P-B
• Volvo Penta MD22
• Volvo Penta MD22A
• Volvo Penta MD22L
• Volvo Penta MD22P

• Engine Family: TMD, MS, TAMD, MD

⚙️ Key Features

• Included in exchange unit cylinder head 3803319
• 0.014 kg
• 9 applications across the TMD, MS, TAMD and MD series
• Sealing ring 859659 is listed identically apart from its number

🔌 Function

Seals its joint in the cylinder head against leakage past the mating faces.

⚠️ Common Signs of Failure

• Oil or coolant weeping from the joint the ring seals
• Ring hardened, flattened or split when taken out
• Ring pinched or twisted out of its groove during assembly
• Seepage returning soon after the joint has been rebuilt

🛠️ Service Notes

• Nothing in the published information separates this ring from 859659 beyond the part number, so order by number and identify the position from the head as it is stripped
• Guide 859658 carries the same exchange-unit note and is the item these rings work with

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging