Brian Crower BC3929 Valve Springs and Titanium Retainers Kit

The Brian Crower BC3929 valve spring and titanium retainer kit is a precision-engineered valvetrain upgrade designed to deliver superior valve control at high RPM and support aggressive camshaft profiles. This system-matched kit combines premium valve springs with lightweight titanium retainers for enhanced performance and reliability.

Valve Springs:

• Wound from highest grade super clean chrome silicone alloy
• Designed specifically for high RPM operation and extended valve lift
• Proprietary processing including chamfering and deburring
• Delivers consistent spring pressures over long-term, high RPM usage
• Prevents premature valve float for reliable performance

Titanium Retainers:

• CNC machined from premium 6AL4V titanium bar stock
• Approximately 40% lighter than OEM steel retainers
• Precision machined to exacting tolerances
• Reduces valvetrain mass for improved high RPM response

System Benefits:

• Matched spring and retainer combination for optimal valve control
• Enables extended RPM range and greater camshaft lift capability
• Improves throttle response and engine performance
• Essential upgrade for performance camshaft installations

Brian Crower valvetrain components are engineered for enthusiasts and professional builders who demand the highest quality and performance from their engines.