Manley 11198-8 Race Flo Intake Valves Ford 2.3L EcoBoost 33mm Stainless Steel

The Manley 11198-8 Race Flo intake valve set is engineered for Ford 2.3L EcoBoost engines demanding high-performance valve train components. These precision-machined valves are designed for bracket racing, drag racing, and oval track applications in engines operating under 8000 RPM.

Key Specifications:

• 33mm (1.299 inch) head diameter
• 5.48mm (.2157 inch) stem diameter
• Stock overall height for direct replacement
• NK-842 stainless steel construction for superior durability

Performance Features:

• Race Flo undercut stem design improves airflow and reduces weight
• Chrome stems provide enhanced wear resistance and longevity
• Hardened valve tips resist mushrooming and extend service life
• Swirl polished under head areas optimize flow characteristics
• Fully machined combustion faces improve combustion efficiency

Manley's Race Series valves are manufactured to exacting tolerances using premium materials, making them an excellent choice for engine rebuilds and performance upgrades. For optimal performance and reliability, install with new valve springs and valve stem seals.