Description
Valve spring retainers are critical to maintaining proper valve control and preventing float at high RPMs—especially in forced-induction or heavily modified LT1/LT4 engines. OEM retainers can wear or fail under sustained boost or aggressive cam profiles, leading to catastrophic valve train damage. This Chevrolet Performance set of 16 retainers restores precision fitment and reliability, ensuring consistent valve seating and optimal engine performance.
- Quantity: Set of 16
- Platform: LT1/LT4 engines
- Material: Steel construction
- Valve angle: 7-degree
- OD step: 0.640 inches
- Spring type: Single spring
- Fitment: GM LS-Series
- Installation: Bolt-on (requires valve train removal)
- MPN: 19171528
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