Ferrea E11048-1 6 Degree Pro CNC Titanium Valve Spring Retainer Single

The Ferrea E11048-1 is a precision-engineered titanium valve spring retainer designed for Nissan Skyline NEO engines. This Pro Series retainer is CNC-machined from aerospace quality titanium and fully heat-treated to exact tolerances, offering a 40% weight reduction over conventional steel retainers. The advanced design provides superior strength and stability for high-performance and racing applications.

Key Specifications:

• 6-degree Pro CNC design for double valve springs
• Valve stem diameter: 6mm
• Outer diameter: 25.4mm
• Inner step diameter: 16.51mm
• Sold individually (24 required for complete engine)

Features and Benefits:

• Aerospace-grade titanium construction for maximum strength-to-weight ratio
• Precision CNC machining ensures perfect tolerances and consistent performance
• Heat-treated for enhanced durability under extreme racing conditions
• Significant weight reduction improves valvetrain dynamics and reduces inertia
• Compatible with Ferrea dual valve springs (S10078) and valve locks (K10063)

Professional engine builders demand Ferrea Racing Components for their proven quality and performance in motorsports applications. This retainer is engineered to handle high RPM operation and aggressive camshaft profiles in modified and race-prepared engines.

Related Components: Use with Ferrea Racing Springs #S10078 and Ferrea Valve Lock #K10063 for complete valvetrain upgrade.