1. USED Engine Parts Deals
  2. sku: 5088175682220632
  3. ATHENA MN/99RM

ATHENA MN-99RM Top End Gasket Kit Auto Gx MN/99RM

fits model: Yfm550, Fi, 4x4, Grizzly. make: Yamaha. year: 2009–2014.

99rm Athena Mn/99rm Top End Gasket Kit For 2009-2014 Yamaha Yfm550 Grizzly Fi 4x4 Auto - Gx

( Brand: Athena ), ( Manufacturer Part Number: MN/99RM ), ( Compatible Year: 2014 2013 2012 2011 2010 2009 ), ( Compatible Model: Yfm550 Grizzly Fi 4x4 Auto ), ( Bundle Description: 1 Pc Genuine Athena Top End Gasket Kits ), ( Type: Top End Gasket Kits ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review ATHENA Mn/99rm Top End Gasket Kit Yamaha Auto Gx fits GRIZZLY YFM550 FI 4X4 2009–2014

Introducing the Athena MN/99RM Top End Gasket, an essential component for Yamaha YFM550 Grizzly 4x4 Auto GX models produced between 2009 and 2014. This gasket is engineered to provide superior sealing and durability, ensuring optimal engine performance.

The Athena MN/99RM Top End Gasket is meticulously crafted using advanced materials that offer exceptional resistance to heat, pressure, and engine contaminants. Its multi-layered design includes a high-temperature composite material between the cylinder head and the engine block, which prevents coolant and oil leakage and enhances the overall cooling system efficiency.

One of the notable features of this gasket is its precision-engineered fitment and contours. Each gasket is manufactured to match the original equipment specifications closely, ensuring a seamless installation process. Additionally, the Athena MN/99RM Top End Gasket includes pre-drilled holes and gasket seals that perfectly align with the engine components, minimizing the risk of leaks and reducing the installation time.

Moreover, the Athena MN/99RM Top End Gasket is designed to accommodate various engine modifications, including performance upgrades and aftermarket parts. This versatility makes it an excellent choice for Yamaha enthusiasts who seek improved engine reliability and efficiency.

The Athena MN/99RM Top End Gasket comes in a convenient packaging that includes all necessary hardware and installation instructions. Each gasket is rigorously tested in-house to ensure its quality and durability before being shipped to customers. Additionally, Athena offers a comprehensive warranty on this product, providing peace of mind and confidence in your purchase.

In summary, the Athena MN/99RM Top End Gasket is an excellent upgrade for Yamaha YFM550 Grizzly 4x4 Auto GX models from 2009 to 2014. Its advanced materials, precision-engineered design, and compatibility with various modifications make it a reliable and efficient solution for enhancing your engine's sealing and cooling system performance.

Athena MN/99RM Top End Gasket for 2009-2014 Yamaha YFM550 Grizzly FI 4x4 Auto: Pros, Cons, and Conclusion

The Athena MN/99RM Top End Gasket is designed specifically for the 2009-2014 Yamaha YFM550 Grizzly FI 4x4 Auto. In this analysis, we will explore the potential advantages and disadvantages of purchasing this gasket to help you make an informed decision.

Pros:

1. OEM-equivalent quality: The Athena MN/99RM Top End Gasket is designed to the same specifications as the original gasket, ensuring a precise fit and reliable sealing.

2. Enhanced engine performance: A new gasket can help improve engine performance by reducing leaks and minimizing the loss of compression.

3. Long-lasting: High-quality gaskets like the Athena MN/99RM are engineered to last longer than their OEM counterparts.

4. Versatility: This gasket is compatible with various engine configurations, making it a suitable choice for a wide range of applications.

Cons:

1. Cost: Replacing a gasket can be a costly repair, especially when considering the labor and parts costs.

2. Installation complexity: Installing a gasket can be a time-consuming and complex process that requires expertise and specialized tools.

3. Potential for hidden damage: If other engine components are damaged, replacing the gasket might only be a temporary solution.

Conclusion:

The Athena MN/99RM Top End Gasket for the 2009-2014 Yamaha YFM550 Grizzly FI 4x4 Auto offers several advantages, including OEM-equivalent quality, enhanced engine performance, and long-lasting durability. However, the cost and complexity of the installation process are valid concerns. If you suspect that other engine components may be damaged, it is essential to address those issues before installing a new gasket. Ultimately, the decision to purchase this gasket depends on your budget, technical expertise, and the overall condition of your engine.

Recommendation:

If you're experiencing issues with your engine's sealing, a new Athena MN/99RM Top End Gasket could be an effective solution. Ensure that you have the necessary tools and expertise to install it properly or consider having it installed by a professional mechanic. Regularly maintaining your engine and addressing any underlying issues can help prevent the need for costly repairs in the future.

part # mn99rm prices

  • $56.59-$177.36

specifications atvsienna:

  • for models: Yfm550, Fi, 4x4, Grizzly
  • for makes: Yamaha
  • for years: 2009-2014
  • brand: Athena
  • manufacturer part number: MN/99RM
  • compatible year: 2014 2013 2012 2011 2010 2009
  • compatible model: Yfm550 Grizzly Fi 4x4 Auto
  • bundle description: 1 Pc Genuine Athena Top End Gasket Kits
  • type: Top End Gasket Kits
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

payments atvsienna:

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

offer atvsienna:

  • availability: In Stock
  • started: March 26, 2025
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

shipping atvsienna:

  • service: Standard
  • transit: 2-2 Days
  • cost: $0.00
  • class: Standard
  • type: Fixed

returns atvsienna:

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

general atvsienna:

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

seller atvsienna:

  • rating: 97.7%
  • # reviews: 7821
for models: yfm550, fi, 4x4, grizzly, for makes: yamaha, for years: 2009-2014, compatible year: 2014 2013 2012 2011 2010 2009, compatible model: yfm550 grizzly fi 4x4 auto, bundle description: 1 pc genuine athena top end gasket kits, type: top end gasket kits, core charge: free no core charge, fitment type: direct replacement,
category: atv parts > atv, side-by-side utv parts accessories > engines engine parts > engine parts, sku: 5088175682220632,

Athena MN-99RM Is Similar To:

atvsienna logo
5 offers $56.59–$177.36 USD
  • Offer #1: $56.59 price + free delivery = $56.59* total.FREE SHIPPING
  • Offer #2: $177.36 price + free delivery = $177.36* total.FREE SHIPPING
  • Offer #3: $141.63 price + free delivery = $141.63* total.FREE SHIPPING
  • Offer #4: $152.14 price + free delivery = $152.14* total.FREE SHIPPING
  • Offer #5: $99.99 price + free delivery = $99.99* total.FREE SHIPPING