20817742 Gasket | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Gasket - Part Number: 20817742

Application-specific Gasket used in the coolant pump, thermostat and connection-pipe assembly on the listed Volvo Penta engines. Seals the joint between two stationary mating faces and prevents fluid, gas or pressure leakage.

⚙️ Key Features

• Genuine Volvo Penta Gasket

• Direct service replacement for part number 20817742

• Designed for the coolant pump, thermostat and connection-pipe assembly

• Seals the joint between two stationary mating faces and prevents fluid, gas or pressure leakage

• Catalogued for TAD420VE; TD420VE

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20817742 (Volvo Penta OEM reference)

OEM / Related Numbers:

• VOE20817742 - Volvo Construction Equipment prefixed number format

• 20739051 / 22682952 - fan-console references

• 21125771 / 21247955 / 21404502 - coolant pumps

• 20459005 - pump sealing ring

• 20450736 - thermostat

• 20459961 - thermostat sealing ring

• 20450735 - outlet pipe

• 20459950 - coolant fitting

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TAD420/TD420 cooling-system installations

Typically suits:

• Engine models:

• TAD420VE

• TD420VE

• HP Range: Approximately 130HP - 160HP

• Engine Type: 4-litre four-cylinder turbocharged industrial diesel

• Year Range: Approximately 1998 - 2006

🔌 Function

Seals the joint between two stationary mating faces and prevents fluid, gas or pressure leakage.

Common signs of failure:

• Fluid, gas or pressure leakage at the joint

• Flattening, hardening, cracking, tearing or extrusion

• Corrosion, fretting or erosion across the mating face

• Repeated leakage caused by distorted or damaged sealing surfaces

• Contamination, swelling or heat damage to the sealing material

Service / Installation Notes:

• Remove all old sealing material without damaging the mating faces and confirm the correct seal grade or thickness.

• Lubricate only where specified, install without twisting, and pressure-check the system after assembly.

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging