Supertech Performance RET-KX4-ART Aluminum Valve Spring Retainer Set Honda/Acura K-Series K24

The Supertech Performance RET-KX4-ART is a precision-engineered aluminum valve spring retainer set designed for Honda and Acura K-Series engines, including K24 applications. Supertech Performance is a leading manufacturer of high-performance valvetrain components trusted by engine builders, racers, and enthusiasts across drag racing, road racing, rally, and other motorsports disciplines.

Key Features:

• Lightweight Aluminum Construction: CNC machined from high-grade aluminum alloy for significant weight reduction over OEM steel retainers, helping reduce valvetrain mass and improve high-RPM response
• CNC Machined Precision: Tight dimensional tolerances ensure a secure, consistent fit with compatible valve springs and valve stems
• Performance Valvetrain Upgrade: Designed to prevent valve float and maintain valvetrain stability under aggressive cam profiles and elevated RPM operation
• Direct Replacement Fitment: Engineered as a direct upgrade for Honda/Acura K-Series engine platforms
• Race-Proven Design: Developed to meet the demands of high-performance and competition engine builds

Supertech Performance retainers are a popular choice when building or refreshing a K-Series engine for forced induction, high-lift camshaft, or high-revving naturally aspirated applications. Compatible for use with Supertech performance valve springs.