20742560 O-Ring | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta O-Ring - Part Number: 20742560

A genuine Volvo Penta elastomer O-ring used in selected heavy-duty engine sealing and overhaul-kit applications. It appears in Volvo Penta gasket-kit families including 21148927 and 21148929 and must be fitted only in the groove and fluid service specified by the applicable engine catalogue.

⚙️ Key Features

• Genuine Volvo Penta precision O-ring

• Included in selected engine gasket and overhaul kits

• Associated with gasket-kit references 21148927 and 21148929

• OEM-controlled material, cross-section and inside diameter

• Must not be substituted by visual size alone

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20742560 (current OEM reference)

OEM / Related Numbers:

• 20742560

• 21148927 related gasket kit

• 21148929 related gasket kit

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D11/TAD11 and D13/TAD13 sealing applications using the specified gasket-kit family

Typically suits:

• Engine models:

• Exact application must be confirmed using the complete Volvo Penta engine or component product number and serial number

• HP Range: Not applicable to O-ring selection

• Engine Type: Heavy-duty Volvo Penta inline-six diesel engine sealing system

• Year / Serial Range: Exact groove location and engine application are controlled by the engine product number, serial number and gasket-kit specification

🔌 Function

Creates a static fluid or pressure seal at the designated engine joint, preventing oil, coolant, fuel or air leakage according to its installed location.

Common signs of failure:

• Fluid seepage at the sealed joint

• Flattened, hardened or cut O-ring

• Swelling or softening from incorrect material compatibility

• Recurring leakage caused by damaged grooves or incorrect installation

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging