3888197 Piston | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta piston from the Marine Propulsion group, weighing 0.711 kg and listed for 23 applications across the D series engines and HS transmissions.

🚤 Compatibility

• Engine Family: D, HS
• HP Range: 300-435 HP

Full model list at the end of this description.

⚙️ Key Features

• 0.711 kg
• 23 applications across the D series and HS transmissions
• Marine Propulsion group

🔌 Function

Converts hydraulic pressure into the clamping force that engages the transmission clutch pack when a gear is selected.

⚠️ Common Signs of Failure

• Gear slow to engage or slipping under load
• Engagement harsh or juddering
• Transmission oil pressure low or unstable
• Piston bore or skirt scored on strip-down
• Burnt smell from the transmission oil

🛠️ Service Notes

• Piston ring 3888198 seals this piston and should be renewed with it - fitting a new piston on an old ring wastes the job
• Check the bore for scoring and glazing before assembly, and change the transmission oil and clean the strainer

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D6-310I-D, D6-310I-E, D6-300I-F, D6-330I-C, D6-370I-C, D6-330I-D, D6-310I-C, D6-330I-F, D6-370I-F, D6-435I-C, D6-435I-D, D6-435I-E, D6-435I-F, D6-370I-D, D6-330I-E, D6-370I-E
• Volvo Penta D4-300I-C, D4-300I-D, D4-300I-E, D4-300I-F
• Volvo Penta HS80AE, HS80AE-B, HS80IVE-B