Manley 23602-16 Valve Spring Retainer 1.290" 7 Degree LT4

The Manley 23602-16 is a precision-engineered valve spring retainer designed specifically for GM LT4 engines. This high-performance retainer features a 1.290-inch outer diameter and a 7-degree valve angle configuration, ensuring proper valve spring retention and optimal valvetrain geometry.

Key Features:

• 1.290" outer diameter for secure spring contact
• 7-degree valve angle design for LT4 engine compatibility
• CNC-machined to exacting tolerances for precise fitment
• Lightweight construction reduces valvetrain mass
• Engineered using finite element analysis for maximum strength

Manley valve spring retainers are manufactured to deliver unmatched strength and performance in high-RPM applications. The precision machining ensures consistent valve spring loading and reliable operation throughout the entire RPM range, making them ideal for both street performance and racing applications.