Manley 23623-1 Manley Spring Retainer, RET-TI 1.290 7 DEG +.050 LS1/LT4 EXH
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Manley Valve Spring Retainers are engineered using finite element analysis and CNC machined to exacting tolerances to deliver unmatched strength and performance. These retainers reduce valvetrain mass, improve RPM potential, and ensure superior valve control in the most demanding racing applications.
Use Manley 13098 or OE Chevrolet LS Valve Locks - Height: +.050 in. (LS) / Standard (LT4)
Please review Specifications and the detailed fitment table for notes and exceptions.