Supertech Performance FEVI-2401F-HS-8 Sodium Filled Inconel Exhaust Valves for Ford 1.6L EcoBoost

Manufactured from premium Inconel/Nimonic alloy, these valves deliver exceptional heat resistance and durability required for modern turbocharged applications.

Key Specifications:

• Head Diameter: 24.90mm (Standard Size)
• Stem Diameter: 4.95mm
• Overall Length: 99.65mm
• Tip Diameter: 5.22mm
• Material: Inconel-Nimonic Alloy with Sodium Fill
• Finish: Chrome Coating
• Groove Type: Single Groove (Conversion)

Performance Benefits:

• Sodium filling provides significant reduction in valve head temperatures
• Cooler operating temperatures improve material strength and long-term durability
• Allows tuners greater flexibility with spark timing advances
• Approximately 10% weight reduction compared to standard valves
• Enhanced sealing and stability for naturally aspirated and boosted builds

Important Installation Notes:

• Requires Supertech Single Groove Keepers KPR-5.0/7S (sold separately - two keepers required per valve)
• Single groove design extends valve stem life by restricting rotation
• Professional installation recommended for proper cylinder head assembly

Supertech Performance valves are manufactured using slow-forging processes and state-of-the-art CNC machining to deliver race-proven reliability for high-performance street and competition engines.