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Manley's 7-degree titanium valve spring retainers come as a 32-piece set designed for use with specified locks and are CNC machined after FEA validation to exact tolerances. These retainers reduce valvetrain mass, improving RPM potential and valve control for demanding racing applications, and are manufactured to deliver consistent strength and reliability when paired with compatible valve springs and hardware.
Manley 7 Degree 32pc Titanium Valve Spring Retainers (for 13089 or Factory Valve Lock)
