Product Description
Genuine GM 12664915 DFM Lifter Guide Trays – Set of 4
Fits 2019+ L84 & L87 5.3L 6.2L Engines | Dynamic Fuel Management | VIN Digit D or L
The Genuine GM 12664915 Lifter Guide Tray Set is designed specifically for 2019 and newer GM L84 and L87 Gen V engines equipped with Dynamic Fuel Management (DFM). These trays properly position and secure the lifters within the engine block, ensuring correct alignment and preventing rotation during operation. Manufactured to OEM specifications, these guide trays provide the correct fit and durability required for engines utilizing DFM/AFM across all eight cylinders. This listing includes a complete set of four lifter guide trays, allowing proper service of all lifter positions in the engine.
Key Features & Benefits
- Genuine GM OEM Components – Manufactured to GM factory specifications to ensure proper lifter alignment and long-term durability.
- Designed for DFM Engines – Correct lifter trays for L84 and L87 engines equipped with Dynamic Fuel Management operating on all eight cylinders.
- Maintains Proper Lifter Position – Keeps hydraulic lifters properly aligned within the engine block to ensure smooth camshaft operation.
- Complete Set of Four – Includes all four trays required to service the lifter positions on one Gen V LT engine.
- Precision Manufactured Dimensions – Outside Diameter 1.01", Inside Diameter 0.87", and overall dimension 27.08mm for proper lifter retention.
Notes & Installation Information
- Designed specifically for L84 and L87 engines equipped with Dynamic Fuel Management (DFM).
- Vehicle VIN must have an 8th digit of “D” or “L”.
- Set includes four lifter guide trays required for one engine.
Key Fitments
- 2019+ GM L84 5.3L Gen V V8 Engines (VIN Digit D)
- 2019+ GM L87 6.2L Gen V V8 Engines (VIN Digit L)
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