BCBC V1788 Engine Exhaust Valve

Engine Exhaust Valve Overview

The Melling V1788 is a standard replacement engine exhaust valve built for applications that demand consistent sealing, heat resistance, and long service life. It is a steel valve with a coated finish and precise dimensions for a direct service replacement in a wide range of Ford, Mazda, Mercury, and Lincoln engines.

Key Features

• Steel construction for exhaust-side durability
• Coated finish for added surface protection
• Standard replacement design for service work
• 45-degree seat angle for proper valve seating
• 1.181 in. valve head diameter and 0.235 in. stem diameter
• 3 lock grooves for compatible retention setup

Detailed Description

Melling V1788 exhaust valve is engineered for efficient exhaust flow and dependable operation under high-temperature conditions. The steel construction, coated finish, and precise head and stem dimensions support accurate fitment in stock-style cylinder head service. This part number, V1788, is used across multiple engine applications including Ford Escape, Mazda Tribute, and Mercury Mariner fitments, along with other Ford, Mazda, Mercury, and Lincoln models listed below. If you are replacing a worn exhaust valve in a Ford Fusion, Mazda 6, or Mercury Milan engine, V1788 provides a service-grade solution that matches the required geometry and seating profile.

What It Helps Address

• Burned or worn exhaust valve sealing surfaces
• Loss of compression from valve leakage
• Exhaust-side wear from heat and fatigue
• Irregular valve seating caused by damaged valve faces
• Service replacement needs during cylinder head repair

Installation Notes and Tips

Verify valve head diameter, stem diameter, length, and seat angle before installation. Confirm compatibility with the cylinder head and valve train specifications for the exact application. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Quality Assurance

Melling uses precision manufacturing, alloy selection, and controlled production methods to meet demanding exhaust valve specifications. The V1788 is part of Melling's Stock line and is built for durable service in OEM-style and performance-oriented applications.