Carrillo 866X042 CSL Spiral Lock Piston Pin Retainer

The Carrillo 866X042 CSL is a high-performance spiral lock designed for secure piston pin retention in demanding engine applications. This precision-engineered retainer features a spring-like spiral design that provides superior wrist pin retention compared to conventional round wire locks.

Key Features:

• Spiral lock design for outstanding wrist pin retention ability
• Manufactured from high-quality pre-tempered carbon steel
• Uniform circular grain micro structure for consistent performance
• 0.866 inch pin diameter compatibility
• 0.042 inch lock thickness
• Designed for floating-pin piston assemblies

Spiral locks are known for their reliable retention characteristics and ability to withstand high RPM and heavy loads in performance engine builds. Each lock is precision-manufactured to exacting tolerances to ensure proper fitment in the piston pin groove. Suitable for automotive, motorcycle, and powersports applications requiring dependable piston pin retention.