Supertech Performance RET-BMS65-BE1-32 Titanium Valve Spring Retainers BMW S65

The Supertech Performance RET-BMS65-BE1-32 titanium valve spring retainer set is engineered specifically for BMW S65 engines. This complete set includes 32 precision-machined titanium retainers designed to work with Supertech beehive valve springs for high-performance engine builds.

Key Features:

• Constructed from lightweight, high-strength titanium for reduced valvetrain mass
• Designed to pair with Supertech beehive valve springs for optimal performance
• Precision-machined for exact fitment and reliable valve control at high RPM
• Enables higher engine speeds and more aggressive cam profiles
• Direct replacement for OEM retainers during cylinder head rebuilds

Upgrading to titanium valve spring retainers is essential when building a high-performance engine. The reduced reciprocating mass allows for higher RPM capability and improved valve control, making these retainers ideal for road racing, drag racing, and other motorsport applications. When paired with upgraded valve springs and performance camshafts, these retainers help maximize airflow and power output from your BMW S65 engine.