1. USED Engine Parts Deals
  2. sku: 12793751357948772
  3. HONDA 12000-HM3-A60

HONDA 12000-HM3-A60 Top Cylinder Head Cover Rocker Box Arm Engine End

fits model: Trx300ex, Sportrax. make: Honda. year: 2007–2009.

12000-hm3-a60 Honda 2007 07-09 Sportrax Trx300ex Cylinder Head Cover Rocker Box Arm Engine Top End

( Part Type: Cover ), ( Manufacturer Part Number: 12000-HM3-A60 ), ( Country Of Origin: Japan )

Review HONDA Cylinder Head Cover Rocker Box Arm Engine Top End fits SPORTRAX TRX300EX 2007–2009

Introducing the Honda 12000-hm3-a60 Cylinder Head Cover Rocker Box Arm for the 2007-2009 Honda TRX300EX Sportrax, an essential engine component designed to enhance the performance and durability of your ATV. This rocker box arm is meticulously engineered to fit perfectly in your ATV's engine top end, ensuring a seamless integration with your existing engine components.

The Honda 12000-hm3-a60 Cylinder Head Cover Rocker Box Arm is manufactured using high-quality materials, ensuring superior strength and reliability. The arm is designed to house the rocker arms and their connecting pushrods, facilitating the transfer of power from the camshaft to the valves. This component is crucial in the proper functioning of your engine's intake and exhaust cycles.

This Honda part boasts an attractive design, with a sleek, black finish that complements the overall look of your TRX300EX Sportrax. The cylinder head cover is engineered to fit securely in place, preventing any unwanted vibrations or noise from disrupting your riding experience. Additionally, the arm's robust construction ensures that it can withstand the rigors of off-road riding, providing you with peace of mind and allowing you to focus on the trail ahead.

Replacing a worn-out or damaged cylinder head cover rocker box arm is an important maintenance step that can help prevent more significant engine damage. By installing this genuine Honda part, you can maintain the optimal performance of your ATV's engine and enjoy a smoother, more efficient riding experience. Plus, using a genuine Honda part guarantees that you are receiving a component that meets the highest standards of quality and fit, ensuring a perfect match for your TRX300EX Sportrax.

In summary, the Honda 12000-hm3-a60 Cylinder Head Cover Rocker Box Arm is an essential engine component for the 2007-2009 Honda TRX300EX Sportrax. This high-quality part is designed to enhance the performance, durability, and appearance of your ATV's engine. By investing in a genuine Honda part, you can trust that you are receiving a component that will provide superior functionality and a perfect fit for your vehicle.

Buying a Honda TRX300EX (2007-2009) Cylinder Head Cover, Rocker Box Arm, and Engine Top End Parts: Pros, Cons, and Conclusion

1. Introduction

The Honda TRX300EX is a popular all-terrain vehicle (ATV) known for its durability and performance. Over time, the engine's top end components, such as the cylinder head cover, rocker box arm, and engine top end, may need replacement due to wear and tear. In this article, we will discuss the pros and cons of buying these parts for a 2007-2009 Honda TRX307EX.

2. Pros of Buying OEM (Original Equipment Manufacturer) Parts

a. Fit and Function: OEM parts are designed to fit perfectly and function optimally in the vehicle they are intended for. This ensures the best possible performance and reliability.

b. Warranty: OEM parts often come with a manufacturer's warranty, providing peace of mind and protection against potential defects.

c. Long-Term Savings: Although OEM parts may initially cost more than aftermarket parts, they can save money in the long run by providing better performance and longer lifespan.

3. Cons of Buying OEM Parts

a. Cost: OEM parts can be significantly more expensive than aftermarket parts due to their superior quality and manufacturer's warranty.

b. Availability: OEM parts may not always be readily available from dealerships or other suppliers, which could result in longer wait times for repairs.

4. Pros of Buying Aftermarket Parts

a. Cost: Aftermarket parts are generally less expensive than OEM parts, making them an attractive option for budget-conscious consumers.

b. Availability: Aftermarket parts are often more readily available from various suppliers, including automotive stores and online retailers.

c. Variety: Aftermarket parts offer a wider range of options, including performance upgrades and customizations.

5. Cons of Buying Aftermarket Parts

a. Quality: Aftermarket parts may not always meet the same quality standards as OEM parts, which could result in decreased performance or reliability.

b. Compatibility: Aftermarket parts may not fit perfectly or function optimally in the vehicle, which could lead to issues and the need for additional repairs or adjustments.

6. Conclusion

When considering the purchase of cylinder head cover, rocker box arm, and engine top end parts for a 2007-2009 Honda TRX300EX, it is essential to weigh the pros and cons of both OEM and aftermarket parts. While OEM parts offer superior fit, function, and long-term savings, they can be more expensive and less readily available. Aftermarket parts, on the other hand, are generally less expensive and more widely available but may not offer the same level of quality and compatibility.

Ultimately, the decision to purchase OEM or aftermarket parts depends on the individual's priorities, budget, and desired level of performance and reliability. If optimal performance and long-term savings are a priority, OEM parts are the best choice. However, if budget is a concern, and the consumer is willing to accept potentially lower performance and reliability, aftermarket parts may be a more affordable option.

7. Recommendation

To make an informed decision, we recommend researching and comparing various OEM and aftermarket options from trusted suppliers. Factors to consider include price, availability, compatibility, and warranty. Consulting with a Honda dealership or trusted mechanic can also provide valuable insights and recommendations based on the specific needs and usage of the ATV.

part # 12000hm3a60 price

  • $649.99

specifications atvsienna:

  • for models: Trx300ex, Sportrax
  • for makes: Honda
  • for years: 2007-2009
  • part type: Cover
  • manufacturer part number: 12000-HM3-A60
  • country of origin: Japan

returns atvsienna:

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

shipping atvsienna:

  • carrier: FedEx
  • transit: 3-8 Days
  • service: FedEx Ground / FedEx Home Delivery
  • class: Standard
  • cost: $20.00
  • type: Fixed

payments atvsienna:

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

offer atvsienna:

  • sold: 0
  • quantity: 1
  • availability: In Stock
  • started: March 30, 2026
  • options: Ship-to-home

general atvsienna:

  • condition: Used
  • ATV, Side-by-Side UTV Parts Accessories > Engines Engine Parts > Other Engine Parts

seller atvsienna:

  • # reviews: 4955
  • rating: 99.9%
for models: trx300ex, sportrax, for makes: honda, for years: 2007-2009, part type: cover, country of origin: japan,
category: atv parts > atv, side-by-side utv parts accessories > engines engine parts > engine parts, sku: 12793751357948772,

Honda 12000-HM3-A60 Is Similar To:

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1 offer $649.99 USD
  • Offer #1: $649.99 price + $30.00 delivery = $679.99* total. Valve train is seated in place. 2007 HONDA TRX300EX SPORTRAX.+$30.00 shipping