21896942 Piston Ring Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta D13 131mm Piston Ring Set - Part Number: 21896942

A genuine complete piston-ring set for one Volvo Penta D13 piston with a 131mm cylinder bore. The set provides the compression and oil-control rings used with piston 22106875 and liner kit 21896941.

⚙️ Key Features

• Complete ring set for one piston

• 131mm bore specification

• Includes compression and oil-control ring positions

• Used with piston 22106875

• Direct Mahle, Kolbenschmidt and Goetze cross references available

📋 Kit Contents

• Complete top compression, second compression and oil-control ring set - Volvo Penta 21896942

• The revised ring set is serviced as one matched package; separate current Volvo numbers for each ring are not published in the indexed 21896942 listing

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21896942 current Volvo Penta piston-ring-kit reference

• 21253763 / 20747511 / 20590309 earlier or related Volvo ring-set references

OEM / Related Numbers:

• 21896941 - related complete piston and liner kit

• 22106875 - related piston

• 21334768 - related cylinder liner

Aftermarket / Verified Equivalents:

• Mahle: 037RS001440N0

• Kolbenschmidt: 800075710000

• Goetze: 08-434400-00

🚤 Compatibility

Commonly used on:

• Selected Volvo Penta D13 engine piston assemblies

• One-cylinder ring replacement during piston and liner service

Typically suits:

• Engine / drive models:

• D13B and D13C builds using piston 22106875 and a 131mm bore

• Marine and industrial D13 variants only after serial and piston-marking verification

• HP Range: Approximately 700HP-1,000HP in common marine D13 applications

• Engine Type: Volvo Penta inline 6-cylinder 12.8-litre common-rail diesel

• Year Range: Approximately 2010s

• Serial Range: Piston part number, bore, emissions level and engine serial controlled

🔌 Function

The rings seal combustion pressure, transfer heat from the piston to the liner and regulate the oil film on the cylinder wall.

Common signs of failure:

• Low compression

• Excessive crankcase blow-by

• Blue exhaust smoke or oil consumption

• Broken, stuck or worn rings

• Cylinder glazing or scoring

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging