What is the benefit of using titanium for valve spring retainers?

Titanium is significantly lighter than steel, which reduces the overall mass in the valve train. This lower mass helps prevent valve float at high engine speeds, allowing for more reliable operation and better performance.

What does the '+.100 DBL' designation mean?

This designation typically refers to the retainer's compatibility with specific valve spring types and installed heights. It indicates that these retainers are designed to work with springs that require an additional 0.100 inches of installed height compared to a standard configuration, ensuring proper spring tension.

Are these retainers suitable for a stock engine rebuild?

These retainers are designed for high-performance engine builds where controlling valve train dynamics at high RPMs is critical. While they can be used in some performance-oriented stock rebuilds, they are primarily intended for applications pushing the limits of valve train stability.

Specifications

Brand: Manley Performance
Part #: 23661-16
UPC: 807298038124

Manley Spring Retainer, RET-TI 1.550,+.100 DBL

Name: Manley Spring Retainer, RET-TI 1.550,+.100 DBL
Brand: Manley Performance
SKU: manley-performance-manley-spring-retainer-ret-ti-1-550-100-dbl-t14-881428
Price: 390.00 USD
Availability: BackOrder

$390.00

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Manley Titanium Valve Spring Retainer. This well-built retainer is designed for high-performance valve springs.

Key Features

Fits Manley Spring Retainer, RET-TI 1.550,+.100 DBL.
Constructed from lightweight, aerospace-grade titanium for reduced valve train mass.
Helps prevent valve float at high engine speeds.
Precisely machined for a secure fit on the valve stem.
Designed for high-performance engine builds.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

Crafted from aerospace-grade titanium, these Manley valve spring retainers are built to handle the demands of high-performance engines. The material choice is key here; titanium is significantly lighter than steel, which helps reduce valve train mass. This reduction in mass is crucial for preventing valve float at higher RPMs, allowing your engine to rev more freely and reliably. The +.100 DBL designation indicates these retainers are designed to work with specific valve spring configurations, ensuring proper installed height and tension for optimal performance.

Manley has a long history in racing, and these retainers reflect that experience. They are designed to be a direct replacement for stock retainers in many performance applications, offering a substantial upgrade in durability and weight savings. The precise machining ensures a snug fit on the valve stem, preventing any unwanted movement or wear. If you're building a performance engine where valve control at high RPMs is critical, these titanium retainers are a solid choice to ensure your valve train stays in sync.