Manley 26160 Pro Series Valve Spring and Titanium Retainer Kit Sport Compact

The Manley Pro Series Spring and Retainer Kit (PN 26160) is an expertly matched set engineered for high-revving Sport Compact engine applications. Combining Manley's precision-wound valve springs with aerospace-grade titanium retainers, this kit delivers the valve train control and durability needed to support aggressive aftermarket camshafts at elevated RPM.

Key Features:

• Sport Compact-Specific Design: Engineered specifically to handle the demands of today's high-performance Sport Compact camshafts and high-revving engine builds
• Premium Chrome Silicon Spring Material: Springs are manufactured from super-clean, high tensile strength chrome silicon steel alloy for maximum fatigue resistance and long service life
• Advanced Heat Treatment & Shot Peen Processing: Classified heat treatment and shot peen processing ensure ultimate fatigue life and minimize load loss over time
• Aerospace-Grade Titanium Retainers: Retainers are CNC-machined from certified, heat-treated aerospace-grade titanium bar stock, delivering a superior finish and uncompromising strength
• Dual Spindle CNC Machined: Manufactured on dual spindle CNC machines to exacting tolerances for precise, consistent fit
• Ultra-Tight Tolerances: Retainer angles held within 6 minutes (0.1°) and installed heights controlled to within ±0.005 inches
• Reduced Valvetrain Mass: Lightweight titanium retainers allow higher engine speeds while effectively preventing dangerous valve float — without sacrificing reliability
• Matched Kit: Springs and retainers are sold as a matched set, optimized to work together for predictable, consistent valvetrain performance

Manley's Pro Series Spring and Retainer Kit is the go-to choice for Sport Compact performance builders who demand precision engineering at every RPM. Whether building for the street or the track, this kit provides the valvetrain stability required to keep up with the most demanding camshaft profiles.