BCBC V5274 Engine Exhaust Valve

Engine Exhaust Valve Overview

The Melling V5274 is a standard replacement engine exhaust valve built for Nissan applications that require precise valve train control and reliable heat handling. It is made in the USA and uses steel construction with a coated finish for durable service in demanding exhaust conditions.

Compatible with Nissan Pickup, Axxess, D21, Stanza, and 240SX applications, this exhaust valve is engineered to meet the dimensional and material requirements of the original design. The Melling V5274 part number is also referenced by cross numbers used for the same application.

Key Features

• Steel exhaust valve with a coated finish for added durability.
• Standard replacement design for OEM-style service work.
• 45-degree seat angle for proper valve seating.
• 1.578 in. valve head diameter and 0.313 in. stem diameter.
• Made in the USA with precision manufacturing processes.

Detailed Description

The Melling V5274 exhaust valve is built for engine rebuilds and valve train service where accurate fit and dependable exhaust-side performance matter. Its steel construction, heat-resistant material selection, and coated finish support consistent operation in high-temperature conditions. This part number, V5274, is a practical choice for Nissan engines in the Pickup, Axxess, D21, Stanza, and 240SX fitments listed below.

This part cross-references DNJ EV607 for the same application.

What It Is Used For

• Replacing a worn or heat-damaged exhaust valve.
• Restoring proper valve sealing and compression.
• Addressing exhaust valve wear from high-temperature operation.
• Supporting engine rebuilds that require standard replacement valve components.

Installation Notes and Tips

Verify valve head diameter, stem diameter, length, and seat angle before installation. Confirm cylinder head compatibility and inspect related valve train components during service. Professional machine work and proper valve seat preparation are important for correct sealing.

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. The V5274 is manufactured in the USA.