KN79C9 Engine Rocker Arm Shaft

( Brand: Genuine ), ( Manufacturer Part Number: KN79C9 ), ( Part Type: Engine Arm Shaft ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Engine Rocker Arm And Shaft Assembly ), ( Years: 2008 2009 2005 2006 2010 2007 08 09 05 06 10 07 ), ( Makes: Ford ), ( Models: F250 Super Duty F350 Super Duty F450 Super Duty F550 Super Duty ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

Review GENUINE Engine Rocker Arm And Shaft Assembly Super Duty fits F250 F350 F450 F550 2005–2010

Introducing the high-performance KN79C9 Engine Rocker Arm Shaft for Ford F250, F350, F450, and F550 trucks. This essential component is meticulously engineered to deliver enhanced durability, reliability, and power to your engine.

Crafted from premium materials, this rocker arm shaft boasts superior strength and rigidity compared to the OEM part. It is manufactured using a heat-treated, chrome-molybdenum steel, ensuring that it can withstand the extreme temperatures and heavy loads encountered in off-road and towing applications.

The KN79C9 rocker arm shaft is designed to work seamlessly with your existing engine components, ensuring a direct replacement fit. Each shaft is meticulously machined to ensure precise tolerances and smooth operation. This results in reduced engine noise and improved engine performance.

One of the most notable features of this rocker arm shaft is its heavy-duty bushings. These bushings are made from a high-performance, composite material that eliminates the need for regular maintenance, such as lubrication. They also provide superior vibration damping, ensuring a smoother ride and reduced wear on other engine components.

Another advantage of the KN79C9 rocker arm shaft is its updated design. It features a more robust, one-piece construction, eliminating the need for the weak and often failing pivot bolts found in the OEM design. This not only enhances the durability of the shaft but also simplifies the installation process.

Installing the KN79C9 Engine Rocker Arm Shaft is a straightforward process. It comes complete with all necessary hardware, including new pivot bolts, making it an easy, bolt-on upgrade for your truck. Additionally, it is backed by a limited lifetime warranty, giving you peace of mind and assurance that you are investing in a high-quality product.

In summary, the KN79C9 Engine Rocker Arm Shaft is an excellent upgrade for Ford F250, F350, F450, and F550 truck owners who demand superior engine performance, durability, and reliability. With its premium materials, updated design, and easy installation process, this rocker arm shaft is a must-have for any serious off-roader or towing enthusiast.

Buying a new engine rocker arm shaft (KN79C9) for Ford F250, F350, F450, and F550 models can be a crucial decision for vehicle owners experiencing issues with their engines. Here are some pros and cons to consider before making a purchase.

1. Improved Engine Performance: A faulty engine rocker arm shaft can lead to poor engine performance, misfires, and even engine damage. Replacing the faulty part with a new one can help restore the engine's power and efficiency.

2. Longer Durability: A new engine rocker arm shaft is designed to last longer than a worn-out or damaged one. This can save vehicle owners from having to replace the part repeatedly.

3. Enhanced Reliability: A worn-out engine rocker arm shaft can cause engine vibrations and noise, which can be distracting and potentially dangerous. A new shaft can help eliminate these issues, making the vehicle more reliable.

1. Cost: Replacing an engine rocker arm shaft can be an expensive repair, especially for heavy-duty vehicles like Ford F250, F350, F450, and F550. The cost of the part itself, labor, and any additional components that may need replacement can add up.

2. Time-Consuming: Engine repairs, including replacing an engine rocker arm shaft, can be time-consuming. Vehicle owners may need to take their vehicle to a mechanic, which can mean being without their vehicle for several hours or even days.

3. Potential for Additional Repairs: In some cases, a faulty engine rocker arm shaft may be a symptom of a larger issue with the engine or transmission. Replacing the shaft may reveal other problems that require additional repairs, which can add to the overall cost and time investment.

Replacing an engine rocker arm shaft (KN79C9) for Ford F250, F350, F450, and F550 models can be a necessary repair to restore engine performance, ensure durability, and enhance reliability. However, it comes with a significant cost and time investment. Vehicle owners should weigh the benefits against the expenses and consider alternative options, such as rebuilding the existing shaft or using a remanufactured part, before making a decision. Ultimately, a well-informed decision can help save money, time, and ensure the longevity of the vehicle.

1. Diagnose the issue: Determine the root cause of the problem by conducting a thorough diagnosis of the engine.

2. Research options: Explore alternative options, such as rebuilding the existing shaft or using a remanufactured part, to compare costs and benefits.

3. Consult a mechanic: Seek the advice of a trusted mechanic to assess the situation and provide recommendations based on their expertise.

4. Weigh the options: Carefully consider the pros and cons of each option, including cost, time investment, and potential long-term benefits.

5. Make an informed decision: Based on the research and consultation, make an informed decision that best fits the vehicle owner's budget, time constraints, and long-term goals.

Details:

Ford F550 Super Duty 2005 - 2010. Ford F250 Super Duty 2005 - 2010. Engine Rocker Arm and Shaft Assembly. Ford F350 Super Duty 2005 - 2010.

Ford F450 Super Duty 2005 - 2010.

part #: kn79c9 price

• $538.42

specifications rockeareng:

• for models: F250, F350, F450, F550
• for years: 2005-2010
• brand: Genuine
• mpn: Kn79c9
• part type: Engine Arm Shaft
• product warranty: 12 Month Warranty
• part info: Engine Rocker Arm And Shaft Assembly
• years: 2008 2009 2005 2006 2010 2007 08 09 05 06 10 07
• makes: Ford
• models: F250 Super Duty F350 Super Duty F450 Super Duty F550 Super Duty
• important: Please Read All Notes Before Making This Purchase
• cs-sku: 400

returns rockeareng:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted

payments rockeareng:

• other
• credit card: Mastercard
• wallet: Apple-pay

shipping rockeareng:

• service: FedEx Ground or FedEx Home Delivery
• cost: $0.00
• carrier: FedEx
• type: Fixed
• transit: 3-8 Days
• class: Standard

seller rockeareng:

• city: Horsham, Pennsylvania
• # reviews: 50256
• rating: 95.4%

offer rockeareng:

• quantity: 1
• options: Ship-to-home
• availability: In Stock
• started: June 30, 2025
• sold: 0

general rockeareng:

• Engines Engine Parts > Valvetrain Components > Rocker Arms Parts
• condition: New

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