BCBC V3345S Engine Exhaust Valve

Engine Exhaust Valve Overview

The Melling V3345S is a standard replacement engine exhaust valve built for stock applications that demand consistent sealing, heat resistance, and long service life. It is a fitment-based replacement for a wide range of Ford and Lincoln engines, including Ford Transit-150, Transit-250, and Transit-350 applications.

Key Features

• Stainless steel construction for durability in exhaust valve service.
• Coated finish for added surface protection.
• Standard replacement grade for stock engine applications.
• 45-degree seat angle for proper valve seating geometry.
• 1.22 in. valve head diameter and 0.215 in. stem diameter.
• Part number V3345S for catalog and service reference.

Detailed Description

Melling V3345S exhaust valve selections are engineered with precision manufacturing and alloy material choices to meet demanding engine requirements. This valve uses a 3.756 in. overall length, a single lock groove, and no included locks, with dimensions and construction intended to match stock-style exhaust valve service. It is a direct replacement option for many Ford and Lincoln engines, including Ford Explorer, Ford Flex, and Lincoln MKT applications. The V3345S part number is also cross-referenced to 10-13345S and 13345S for the same application.

Common Uses

• Restoring exhaust valve sealing in worn cylinder heads.
• Replacing a damaged or heat-stressed exhaust valve.
• Addressing compression loss related to valve wear.
• Correcting poor exhaust sealing caused by valve face or stem damage.
• Supporting stock engine rebuilds on Ford and Lincoln platforms.

Installation Notes

Verify valve head diameter, stem diameter, length, and seat angle before installation. This part is listed for stock applications across multiple Ford and Lincoln engines, so confirm cylinder head specifications and valve train requirements during engine service. Professional machine work and proper valve seating procedures are recommended for final assembly.

Quality Assurance

Melling uses precision engineering, superior-grade alloy materials, and advanced manufacturing processes to produce exhaust valves with high fatigue strength and heat resistance. The V3345S is built as a standard replacement valve for dependable engine service.