21253763 Piston Ring Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta D13 131mm Standard Piston Ring Kit - Part Number: 21253763

A genuine Volvo Penta standard-size piston ring set for one 131mm-bore D13 piston.

The three-ring pack restores combustion sealing, oil control and heat transfer between the piston and cylinder liner. Six kits are required for a complete six-cylinder engine.

⚙️ Key Features

• Genuine Volvo Penta OEM D13 piston ring kit

• Correct Volvo Penta part number 21253763

• Standard 131mm-bore ring pack for one piston

• Used on D13A, D13B and D13C engine architecture

• MAHLE, Engineteam, ATP and NE replacement references available

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21253763 current Volvo / Volvo Penta service reference

• 20747511 and 21896942 earlier or corresponding Volvo references where specified

OEM / Related Numbers:

• 21253763

• VOE21253763

• 20747511

• 21896942

• Renault: 74 21 253 763

Kit Contents:

• Top compression ring - supplied under kit number 21253763 - quantity 1; no separate Volvo service number published

• Second compression ring - supplied under kit number 21253763 - quantity 1; no separate Volvo service number published

• Oil-control ring - supplied under kit number 21253763 - quantity 1; no separate Volvo service number published

Aftermarket / Verified Equivalents:

• ET Engineteam: R1008500

• ATP: PR-511

• MAHLE: 038 73 N0

• NE: 120059003300

🚤 Compatibility

Commonly used on:

• Volvo Penta D13 piston and cylinder-liner assemblies

• Standard-bore engine overhaul

Typically suits:

• Engine / Drive models:

• D13A platform applications

• D13B marine and industrial families

• D13C marine and industrial families

• TAD1340VE-TAD1345VE

• TAD1350VE-TAD1355VE

• TAD1360VE-TAD1365VE

• TAD1371VE-TAD1375VE

• TAD1380GE-TAD1385VE

• HP Range: Application-dependent across D13 marine, industrial and generating-set ratings

• Engine / Drive Type: Volvo Penta 12.8L inline 6-cylinder turbocharged diesel

• Year Range: Approximately mid-2000s onward

🔌 Function

The compression rings contain cylinder pressure and transfer piston heat into the liner, while the oil-control ring meters lubricant on the cylinder wall.

Common signs of failure or incorrect fitment:

• Excessive blow-by or crankcase pressure

• High oil consumption or blue exhaust smoke

• Low compression

• Broken or carbon-stuck rings

• Cylinder-liner scoring or glazing

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging