CHEVY 21VNYNSH Rocker Arm

( Manufacturer Part Number: 21VNYNSH ), ( Part Type: Arm ), ( Engine: 6.0l V8, 6.2l V8, 6.0l V8 Gas ), ( Compatible Make/model: Chevrolet Silverado 1500 ), ( Compatible Years: 2007 2008 2009 2010 2011 2012 2013 07 08 09 10 11 12 13 ), ( Fitment Info: Rocker Arm Intake ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review CHEVY Genuine Rocker Arm fits SILVERADO 1500 2007–2013

Introducing the 21VNYNYSH Rocker Arm Kit for the Chevy Silverado 1500, model years 2007 to 2013. This essential upgrade is designed to enhance the performance and reliability of your vehicle's engine.

The rocker arm kit includes all the necessary components to replace the worn-out or damaged parts. Each rocker arm is meticulously crafted using high-quality steel for durability and strength. The kit also includes new rocker arm pins, bushings, and adjusters to ensure a proper fit and function.

The rocker arms are engineered to provide improved valve control, allowing for more efficient combustion and better engine response. The new bushings are designed to minimize friction and provide a smoother operation, leading to reduced engine noise and improved fuel economy.

This rocker arm kit is a direct fit, making installation a breeze. It comes with clear and detailed instructions to guide you through the process. The kit is also backed by a manufacturer's warranty, giving you peace of mind and protection against any defects.

In summary, the 21VNYNYSH Rocker Arm Kit for the Chevy Silverado 1500, model years 2007 to 2013, is an essential upgrade for any vehicle owner seeking improved engine performance, reliability, and smoothness. The high-quality materials, direct fit, and easy installation make this an excellent value for your investment. Upgrade your Chevy Silverado today and experience the difference that a new rocker arm kit can make.

The 21CNYNSH rocker arm is a part used in Chevy Silverado 1500 models from 2007 to 2013. Replacing this component can be a consideration for those experiencing issues with their vehicle's engine performance. Here are some potential pros and cons of buying and installing this rocker arm.

1. Improved Engine Performance: A worn-out or damaged rocker arm can adversely affect your engine's performance. Installing a new one can help restore the optimal functioning of the engine.

2. Smoother Idle: A faulty rocker arm can cause rough idling in your vehicle. Replacing it can result in a smoother and more consistent idle.

3. Enhanced Fuel Efficiency: A properly functioning rocker arm can help improve fuel efficiency by ensuring that the engine's valves open and close efficiently.

1. Cost: The 21CNYNSH rocker arm is not an inexpensive part. Replacing it can be a significant investment, especially when considering labor costs.

2. Installation Complexity: Installing a rocker arm can be a complicated process, requiring specialized tools and a good deal of mechanical knowledge.

3. Potential for Additional Damage: During the installation process, there is a risk of causing additional damage to other components if not handled carefully.

In conclusion, while the 21CNYNSH rocker arm can offer significant benefits in terms of engine performance, fuel efficiency, and idle smoothness, the high cost and complexity of installation are important considerations. Before making a decision, it is advisable to weigh these factors against the potential costs of continued operation with a faulty rocker arm or the potential alternative of purchasing a used or rebuilt rocker arm to reduce costs. Ultimately, the decision to buy and install a new 21CNYNSH rocker arm should be based on an individual's specific circumstances and priorities.

If you are experiencing engine performance issues and suspect that the rocker arm may be the culprit, it is recommended that you consult with a qualified mechanic for a diagnosis. They can help determine if this is indeed the root cause of the problem and provide you with an accurate estimate of the costs associated with a repair. Additionally, they can help you explore alternative options, such as purchasing a used or rebuilt rocker arm, to help reduce costs while still addressing the underlying issue.

Details:

Genuine Rocker Arm fits Chevy Silverado 1500 2007 - 2013 21VNYNSH: Brand: condition: New Notes: Intake, OEM Detailed Applications Years: Vehicle: Engine: 2009 - 2013 Chevrolet 15006.2L V8, 2009 Chevrolet 15006.0L V8 GAS, 2007 - 2008 Chevrolet.

part #: 21vnynsh price

• $41.14

specifications rockeareng:

• for models: 1500, Silverado
• for makes: Chevy
• for years: 2007-2013
• mpn: 21vnynsh
• part type: Arm
• engine: 6.0l V8, 6.2l V8, 6.0l V8 Gas
• compatible make/model: Chevrolet Silverado 1500
• compatible years: 2007 2008 2009 2010 2011 2012 2013 07 08 09 10 11 12 13
• fitment info: Rocker Arm Intake
• manufacturer warranty: 12 Month Warranty
• attention: Read Full Description To Confirm Fitment
• cs-sku: 400

shipping rockeareng:

• service: Economy
• transit: 3-7 Days
• cost: $0.00
• class: Economy
• type: Fixed

offer rockeareng:

• quantity: 1
• started: April 7, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock

seller rockeareng:

• city: Renton, Washington
• # reviews: 23904
• rating: 99.2%

returns rockeareng:

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

payments rockeareng:

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

general rockeareng:

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

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