COMP Cams 42030511816 Titanium Valve Spring Retainer Set 10 Degree 1.640 in.

The COMP Cams 42030511816 is a precision-engineered titanium valve spring retainer set designed for high-performance engine builds. Manufactured by COMP Cams — one of the most trusted names in valvetrain technology — these retainers are built to withstand the extreme loads and temperatures found in racing and high-performance street applications.

Key Features:

• Material: Lightweight, high-strength titanium construction reduces valvetrain reciprocating mass for improved high-RPM performance
• Lock Angle: 10° locking groove design for positive, secure lock retention
• Retainer Diameter: 1.640 in. outer diameter
• Reduced Weight: Titanium retainers significantly lower valvetrain inertia compared to steel, allowing the engine to rev more freely and respond faster
• Precision Machined: CNC-machined to exacting tolerances for consistent fitment and reliability
• High-Temperature Resistance: Titanium maintains strength and stability under sustained high heat conditions

Upgrading to COMP Cams titanium retainers is a popular modification for circle track, drag racing, road racing, and high-performance street builds. Compatible with COMP Cams valve springs and locks designed for 10° keeper geometry. Always verify retainer-to-spring and retainer-to-lock compatibility when assembling valvetrain components.