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Learn moreOrders ship directly from our U.S. warehouse network for faster delivery.
- Processed within 1 business day
- Estimated delivery in 3-5 business days
- Free shipping on orders over $99 within the contiguous U.S.
- Shipped via UPS, FedEx, USPS, or DHL
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Packaging
Learn moreEvery order is carefully packed with protective materials to help prevent movement and damage during transit.
Returns
Learn more- 90-day return policy
- Unused items accepted in their original condition
- Free return shipping for defective or incorrect items
- Refunds processed after the returned item is inspected
Warranty
Learn moreSelected products include up to a 3-Year Limited Warranty against manufacturing defects. Coverage varies by product; check the product description for the applicable warranty terms.
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CODE: E1840PTAOJIAN+12561243+12639250+OPK-003
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INFO
Stage 2 Camshaft & Lifter Kit is intended for owners, engine builders, and repair technicians servicing the listed valvetrain configuration when camshaft, lifter, rocker, spring, or related valvetrain wear has been confirmed during diagnosis. Within Valvetrain and Cylinder Head / Engine Sealing, the component coordinates valve opening and closing through the camshaft, lifters, and related valve-motion components. This SKU is configured around 5.3L and 5.7L engines, cylinder-head position, and Valvetrain and Cylinder Head / Engine Sealing, keeping the replacement aligned with the original component's operating role instead of changing the vehicle's factory system type. The design supports a focused repair of the affected assembly while retaining the application-specific mounting, connection, and operating requirements documented for this product.
Use Stage 2 Camshaft & Lifter Kit after diagnosis has isolated persistent valvetrain ticking, misfire, rough running, or wear found on matched camshaft and valve-motion components. The replacement replaces the matched valve-motion components so camshaft rotation can be transferred through the specified valvetrain configuration. Inspect oil supply, cam lobes, lifter bores, rocker contact points, timing components, and sealing surfaces during disassembly. Verify lubrication and valve-motion geometry before the engine is returned to service. This application uses the 5.3L and 5.7L engines, so the engine code and factory configuration must agree with the vehicle being repaired. Follow the required timing, lubrication, preload, and torque procedures, then verify valve motion before startup. After assembly, verify normal system operation and correct any separate fault source found during diagnosis.
Features
- Coordinates valve opening and closing through the camshaft, lifters, and related valve-motion components.
- Replaces the matched valve-motion components so camshaft rotation can be transferred through the specified valvetrain configuration.
- Combines E1840P / E-1840-P Stage 2 Hydraulic Roller Camshaft, Engine Lifter Set, Beehive Valve Spring Set, and Valve Seal Set for the same valvetrain service.
- Engine configuration: 5.3L and 5.7L.
- Installation position: cylinder-head.
- Factory system compatibility: Valvetrain and Cylinder Head / Engine Sealing.
- Material: Steel.
