How to service and repair the rocker arm assembly on 2003 Ford Mustang?

Reassembly of the rocker arm assembly starts with removing the valve covers while marking multiple parts for correct reinstallment. Marking all components becomes crucial during removal of multiple rocker arms for returning them to their correct positions. Begin the rocker arm assembly service by disconnecting the bolt that holds it in position. The installation sequence requires users to attach rocker arms before performing bolt tightening at 5 Nm (44 inch lbs.) in initial stage followed by 35 Nm (26 ft. lbs.) in the second stage. Finally, reinstall the valve covers.

OEM 2003 Ford Mustang Rocker Arm

Engine Rocker Arm

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2003 Ford Mustang Rocker Arms Part Number: F8AZ-6564-AA
$22.30 MSRP: $32.47
You Save: $10.17 (32%)
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Product Specifications
- Other Name: Arm Assembly - Valve Rocker; Rocker Arm
- Replaces: F2AZ-6564-A, F6AZ-6564-AA
- Base No.: 6564
- Item Weight: 0.50 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: F8AZ-6564-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
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Fits the following 2003 Ford Mustang Submodels:
- GT, GT Bullitt, Mach 1, SVT Cobra, SVT Cobra 10th Anniversary | 8 Cyl 4.6 L GAS
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2003 Ford Mustang Rocker Arms Part Number: E9SZ-6564-A
$23.42 MSRP: $31.87
You Save: $8.45 (27%)
ADD TO CART
Product Specifications
- Other Name: Arm Assembly - Valve Rocker; Rocker Arm
- Replaces: FOSZ-6564-A
- Base No.: 6564
- Item Weight: 0.50 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 12
- SKU: E9SZ-6564-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2003 Ford Mustang Submodels:
- Base | 6 Cyl 3.8 L GAS, 6 Cyl 3.9 L GAS

2003 Ford Mustang Rocker Arm

If you're seeking quality and affordability, look no further than our extensive inventory of genuine 2003 Ford Mustang Rocker Arm available at FordPartsDeal.com. You can confidently purchase our OEM 2003 Ford Mustang Rocker Arm as they are supported by the manufacturer's warranty and our hassle-free return policy, alongside the benefit of our fast delivery service.

2003 Ford Mustang Rocker Arm Parts Q&A

Q: How to service and repair the rocker arm assembly on 2003 Ford Mustang?
A: Reassembly of the rocker arm assembly starts with removing the valve covers while marking multiple parts for correct reinstallment. Marking all components becomes crucial during removal of multiple rocker arms for returning them to their correct positions. Begin the rocker arm assembly service by disconnecting the bolt that holds it in position. The installation sequence requires users to attach rocker arms before performing bolt tightening at 5 Nm (44 inch lbs.) in initial stage followed by 35 Nm (26 ft. lbs.) in the second stage. Finally, reinstall the valve covers.