Elring 660.702 Engine Cylinder Liner O-Ring

Elring 660.702 Engine Cylinder Liner O-Ring

Elring 660.702 is an engine cylinder liner O-ring built to the listed dimensions for a precise sealing interface. With a 90.0 mm inside diameter, 100.0 mm outside diameter, A-shape profile, and 0.25 mm thickness, it is specified for Volkswagen Beetle engine sealing applications across the covered model years.

Key Features

• Engine cylinder liner O-ring for sealing system service
• Inside diameter: 90.0 mm
• Outside diameter: 100.0 mm
• A-shape profile for the specified application
• Thickness: 0.25 mm
• Elring part number 660.702 for catalog matching

Detailed Description

This Elring 660.702 sealing ring is specified for Volkswagen Beetle engines from 1960-1979. The dimensional profile is the key reference point for selection: 90.0 mm inner diameter, 100.0 mm outer diameter, and 0.25 mm thickness. For buyers searching for an Elring 660.702 engine cylinder liner O-ring for Volkswagen Beetle 1960-1979, these measurements provide the primary fitment criteria.

This part cross-references 33-128300-00 and 311 101 341 for the same application. Use the part number 660.702 when matching engine sealing components in your catalog or service records.

What It Is Used For

• Restoring cylinder liner sealing at the engine block interface
• Addressing coolant or combustion sealing concerns tied to worn O-rings
• Replacing a flattened, hardened, or damaged liner seal
• Supporting engine reseal work during teardown and rebuild service
• Matching the specified Volkswagen Beetle engine sealing dimensions

Installation Notes and Tips

Verify the liner groove and sealing surface before installation, and compare the old seal to the listed dimensions before assembly. Clean the mating surfaces thoroughly and confirm the A-shape profile is correct for the engine being serviced. For Volkswagen Beetle applications, confirm the engine configuration against the vehicle records and service documentation before final assembly.

Quality Assurance

Elring is a recognized name in engine sealing systems, and this 660.702 O-ring is cataloged with exact dimensional specifications to support accurate parts selection. Confirm fitment against the listed Volkswagen Beetle years and measurements before installation.