31339781 Piston Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta piston kit from the Engine group, weighing 0.864 kg and listed for 20 D series engine applications. It consolidates four earlier references.

🚤 Compatibility

Typically suits:

• Volvo Penta D3-220I-G
• Volvo Penta D3-140A-F
• Volvo Penta D3-170A-F
• Volvo Penta D3-200A-F
• Volvo Penta D3-220A-F
• Volvo Penta D3-140I-F
• Volvo Penta D3-140A-G
• Volvo Penta D3-170A-G
• Volvo Penta D3-200A-G
• Volvo Penta D3-220A-G
• Volvo Penta D3-140I-G
• Volvo Penta D3-110I-F
• Volvo Penta D3-150I-F
• Volvo Penta D3-170I-F
• Volvo Penta D3-200I-F
• Volvo Penta D3-220I-F
• Volvo Penta D3-110I-G
• Volvo Penta D3-150I-G
• Volvo Penta D3-170I-G
• Volvo Penta D3-200I-G

• Engine Family: D
• HP Range: 110-220 HP

⚙️ Key Features

• 0.864 kg
• Consolidates four earlier references
• 20 D series engine applications

🔌 Function

Supplies a piston with its rings and retaining parts as a matched set.

⚠️ Common Signs of Failure

• High oil consumption and blue exhaust smoke
• Blow-by at the crankcase breather
• Compression loss on one cylinder
• Crown showing heat distress or erosion
• Skirt scuffing or bore scoring on strip-down

🛠️ Service Notes

• No class is stated for this kit, unlike the C, D and E kits alongside it — confirm what the engine needs before ordering
• It replaces four earlier numbers, so check the ring pack suits the bore

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 31339781 → Supersedes 21714074

OEM / Related Numbers

• 30758997 earlier number superseded by this part
• 30758995 earlier number superseded by this part
• 30758996 earlier number superseded by this part
• 21714074 earlier number superseded by this part

📦 Condition

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