BCBC V1807 Engine Exhaust Valve

Engine Exhaust Valve Overview

This Melling engine exhaust valve is a standard replacement component built for stock applications that require precise valve control and dependable heat resistance. Part number V1807 is made from stainless steel and uses a coated finish to support consistent operation in demanding valve train environments.

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 sealing geometry.
• 1.5 in. valve head diameter and 0.341 in. stem diameter.
• Single lock groove design with no locks included.

Detailed Description

Melling V1807 is an exhaust valve engineered for stock engine builds and service replacements across a wide range of Chevrolet, GMC, Buick, Cadillac, Pontiac, Oldsmobile, and Isuzu applications. The stainless steel body, heat-resistant construction, and coated finish are selected to handle exhaust-valve operating conditions while maintaining the dimensional accuracy needed for reliable sealing and valve train performance. Part number V1807 is a practical choice when restoring cylinder head function in vehicles such as the Chevrolet Silverado 1500, GMC Sierra 1500, and Chevrolet Camaro.

This part cross-references DNJ EV3104 and Koyorad A2689 for the same application.

What It Helps Address

• Burnt or worn exhaust valve surfaces.
• Loss of compression from poor valve sealing.
• Valve train wear caused by heat and fatigue.
• Restoration work on stock cylinder heads.
• Replacement needs during engine rebuilds.

Installation Notes and Quality

Verify valve head diameter, stem diameter, seat angle, and overall length against the original specification before installation. This exhaust valve is intended for stock applications and should be matched to the correct cylinder head and guide dimensions during assembly. Melling uses precision engineering, alloy selection, and advanced manufacturing processes to produce exhaust valves with high fatigue strength and dependable heat resistance.