859878 Guide Pin | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta guide pin from the Engine group, weighing 0.011 kg and listed for 9 applications across the TMD, MS, TAMD and MD engine series. It shares its fitment list with the cylinder head parts around it here, including valve guide 859871 and valve seats 859874 and 859875.

🚤 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

• 0.011 kg
• 9 applications across TMD, MS, TAMD and MD engines
• Engine group
• Same fitment list as the cylinder head parts alongside it

🔌 Function

Locates two components to one another as they are assembled, holding the alignment while the fixings are fitted and taking shear load off the bolts afterwards.

⚠️ Common Signs of Failure

• Components that will not line up as they are brought together
• Pin found bent, picked up or sheared on strip-down
• Bright fretting or a stepped wear mark around the pin bore
• Assembly able to shift on its fixings once tightened

🛠️ Service Notes

• Check the bore as well as the pin — a worn bore will let a new pin move straight away
• Fit the pin dry unless the assembly instructions call for a retaining compound

📦 Condition

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