BCBC V5734 Engine Exhaust Valve

Engine Exhaust Valve for Volkswagen and Audi

This Melling engine exhaust valve, part number V5734, is a standard replacement component for a wide range of Volkswagen and Audi applications. It is built with stainless steel and a coated finish to support heat resistance and long service life in the valve train.

Key Features

• Stainless steel construction for exhaust-side durability.
• Coated finish for added surface protection.
• Standard replacement grade for OEM-style service work.
• 45-degree seat angle for proper valve seating.
• 3-groove stem design with a 7.0 mm stem diameter.
• 1.295 in. valve head diameter and 3.588 in. overall length.

Detailed Description

Melling V5734 is an exhaust valve engineered for stock-style engine repair and rebuild work. The stainless steel body, heat-resistant material selection, and precision manufacturing support consistent sealing and dependable operation in the valve train. This part number V5734 is listed for Volkswagen Jetta, Volkswagen Beetle, Volkswagen Golf, and Audi A4 applications, along with additional Volkswagen and Audi models across the covered years.

The Stock product line focuses on replacement components that match common OEM service needs without unnecessary complexity. For technicians and rebuilders working on Volkswagen Jetta or Audi A4 engines, V5734 provides a direct-fit exhaust valve option for standard maintenance and repair.

What It Is Used For

• Replacing a worn or damaged exhaust valve.
• Restoring cylinder sealing after valve wear.
• Addressing compression loss related to valve seating.
• Supporting engine rebuilds on stock applications.
• Correcting heat-related valve deterioration.

Installation Notes and Tips

Verify valve head diameter, stem diameter, seat angle, and overall length before installation. Confirm cylinder head compatibility and inspect the valve seat, guides, and related valve train components during service. This part cross-references DNJ EV808 for the same application.

Quality Assurance

Melling uses precision engineering, superior-grade alloy selection, and advanced manufacturing processes to produce exhaust valves with strong fatigue resistance and heat tolerance. Part number V5734 is built for dependable service in OEM and performance-oriented engine applications.