How to service and repair the rocker arm assembly, and what inspection steps should be taken for both push rod and OHC engines on Mercury Mountaineer?

The procedure for inspecting and repairing rocker arm assemblies requires starting with push rod engine roller follower examinations that check for roller flat spots and scoring damage. Examine the camshaft lobes as well as valve tappet after detecting any damage in the rocker arm assembly inspection. OHC engine service operations require using established inspection and repair procedures when needed.

OEM Mercury Mountaineer Rocker Arm

Engine Rocker Arm

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5 Rocker Arms found

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Mercury Mountaineer Rocker Arms Part Number: 3L3Z-6564-A
$23.74 MSRP: $33.67
You Save: $9.93 (30%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Arm Assembly - Valve Rocker; Rocker Arm
- Replaces: 3L3Z-6564-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2010 Mercury Mountaineer | Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer Rocker Arms Part Number: EOAZ-6564-B
$13.63 MSRP: $19.67
You Save: $6.04 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Arm Assembly - Valve Rocker; Rocker Arm
- Manufacturer Note: exc. "Cobra"
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-2001 Mercury Mountaineer | Base | 8 Cyl 5.0 L GAS
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Mercury Mountaineer Rocker Arms Part Number: YL2Z-6564-AA
$17.29 MSRP: $25.17
You Save: $7.88 (32%)
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Product Specifications
- Other Name: Arm Assembly - Valve Rocker; Rocker Arm
- Replaces: F77Z-6564-AB
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-2007 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS
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Mercury Mountaineer Rocker Arms Part Number: F8AZ-6564-AA
$18.09 MSRP: $26.33
You Save: $8.24 (32%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Arm Assembly - Valve Rocker; Rocker Arm
- Replaces: F2AZ-6564-A, F6AZ-6564-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002-2005 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer Rocker Arms Part Number: 4G7Z-6564-AA
$23.10 MSRP: $33.33
You Save: $10.23 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Arm Assembly - Valve Rocker; Rocker Arm
- Manufacturer Note: For Non-Spraybar Oiling Style Cylinder Heads
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2010 Mercury Mountaineer | Base, Premier | 6 Cyl 4.0 L GAS

Mercury Mountaineer Rocker Arm

OEM Rocker Arm boasts unmatched quality. Each part goes through full quality checks. They adhere to Mercury's official factory standards. These steps remove flaws and inconsistencies. So you can get Rocker Arm with long life and a perfect fit. Come to our website and find genuine Mercury Mountaineer parts. We keep a wide inventory of OEM Mountaineer parts at the highly affordable prices. It's easy to search, compare, and pick what you need. You'll love the clear info and simple checkout. We offer top-rated customer service, and we reply fast. We also ship promptly to ensure your order arrives on time.

The Mercury Mountaineer Rocker Arm is a significant element that has influence to the great functioning of the internal combustion engine of the Mercury Mountaineer. Suspension majority between the pushrod and the intake as well as the exhaust valves, the Rocker Arm effectively interprets the vertical displacement as the force required to open the valves and thus improving the engine efficiency. Made from metals such as aluminum or stamped steel, the Mercury Mountaineer Rocker Arm is built to be very strong and is capable of handling high fuel revolutions and, as such, is ideal for individuals in need of a durable product that will last long. One of the modifications of the Mercury Mountaineer includes the usage of roller rocker design that incorporates needle bearings hence lowering the friction. The exposed Rocker Arms have a rocker ratio of between 1.5:1 - 1.8:1 to boost camshaft lift as part of a potent car power delivery. Being compatible with multiple Mercury Mountaineer models, enables the drivers to have the enhanced safety and efficiency of driving throughout the range of models. The third generation of Mercury Mountaineer has DVD based navigation system and power folding and retracting running boards that blend with the Rocker Arm and offer high end features for serene driving experience. All in all, Mercury Mountaineer Rocker Arm shines on the automotive relieve for reliability, performance and innovative design that is a hallmark of Mercury Mountaineer since time.

Mercury Mountaineer Rocker Arm Parts and Q&A

Rocker Arms
F8AZ-6564-AA
Q: How to service and repair the rocker arm assembly, and what inspection steps should be taken for both push rod and OHC engines on Mercury Mountaineer?
A:
The procedure for inspecting and repairing rocker arm assemblies requires starting with push rod engine roller follower examinations that check for roller flat spots and scoring damage. Examine the camshaft lobes as well as valve tappet after detecting any damage in the rocker arm assembly inspection. OHC engine service operations require using established inspection and repair procedures when needed.