875725 Piston Ring Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta piston ring kit for standard bore, weighing 0.036 kg and listed for 2 applications on MD series engines. It supersedes part number 875608, catalogued earlier under the Swedish description for a piston ring set. Its short 2-application MD listing is what separates it from the other standard-bore MD ring kits in this run, so check the application list before ordering.

🚤 Compatibility

Typically suits:

• Volvo Penta MD7B
• Volvo Penta MD7A

• Engine Family: MD

⚙️ Key Features

• Standard bore
• 0.036 kg
• Listed for 2 applications on MD series engines
• Supersedes 875608
• Engine group

🔌 Function

Seals the piston to the cylinder wall, controls oil on the bore and carries combustion heat out to the liner.

⚠️ Common Signs of Failure

• Blue smoke on the overrun with oil consumption rising
• Compression low and slow to build on a dry test
• Crankcase breather blowing heavily
• Rings found stuck or broken in their grooves
• Bore glazed or ridged at the top of ring travel

🛠️ Service Notes

• Check the application list against your engine — several standard-bore MD ring kits appear in this run and they cover different applications
• Measure the bore and check the ring end gaps in the bore before assembly

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 875725 → Supersedes 875608

OEM / Related Numbers

• 875608 earlier number superseded by this part

📦 Condition

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