1. USED Engine Parts Deals
  2. sku: 9792137364244632
  3. LA SLEEVE MN/78P2

LA SLEEVE MN-78P2 Cylinder Engine MN/78P2

fits model: 250, Trail, Boss. make: Polaris. year: 1991–1999.

78p2 La Sleeve Mn/78p2 Cylinder For 1991-1999 Polaris Trail Boss 250 - Engine Id

( Brand: La Sleeve ), ( Manufacturer Part Number: MN/78P2 ), ( Compatible Year: 1999 1998 1997 1996 1995 1994 1993 1992 1991 ), ( Compatible Model: Trail Boss 250 ), ( Bundle Description: 1 Pc Genuine La Sleeve Cylinder Sleeve ), ( Type: Cylinder Sleeve ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review LA SLEEVE Mn/78p2 Cylinder Polaris Engine Id fits TRAIL BOSS 250 1991–1999

Introducing the MN/78P2 cylinder sleeve for the 1991-1999 Polaris Trail Boss 250 engine. This high-quality sleeve is specifically designed to provide a perfect fit and exceptional performance for your ATV.

The MN/78P2 cylinder sleeve is made from a durable and heat-resistant material, ensuring longevity and reliability. It is precision-engineered to fit snugly into the engine cylinder, reducing the risk of leaks and enhancing the overall engine performance.

This sleeve features a precise bore size, allowing for optimal engine compression and power output. It also includes a honed finish, ensuring a smooth surface for the piston to slide against, reducing friction and wear.

The MN/78P2 cylinder sleeve is also designed to improve the sealing of the engine, preventing the loss of engine coolant and combustion gases. This results in improved engine efficiency, increased power output, and reduced emissions.

Moreover, the sleeve is easy to install and requires no machine work, making it a convenient and cost-effective solution for ATV owners. It comes complete with all necessary hardware, ensuring a hassle-free installation process.

In summary, the MN/78P2 cylinder sleeve for the 1991-1999 Polaris Trail Boss 250 engine is a must-have upgrade for any serious ATV enthusiast. It provides improved engine performance, durability, and reliability, making it an essential addition to your ATV maintenance routine.

Buying a sleeve for a 1991-1999 Polaris Trail Boss 250 engine can be a consideration for those looking to extend the life of their engine or for those who want to increase the power output. Here are some pros and cons to help you make an informed decision.

Pros:

1. Increased durability: A sleeve can help prevent engine damage caused by wear and tear, especially in high-performance applications or for engines that have seen a lot of use.

2. Cost-effective: Replacing an entire engine can be expensive, so a sleeve can be a more cost-effective solution for those who want to keep their current engine but extend its life.

3. Performance improvement: A sleeve can help increase the engine's power output by allowing for larger pistons and increased compression ratios.

Cons:

1. Cost: While a sleeve may be more cost-effective than a new engine, it still requires an investment. The cost of a sleeve can vary depending on the quality and materials used.

2. Installation complexity: Installing a sleeve can be a complex process and may require specialized tools and knowledge. It's important to ensure that the installation is done correctly to avoid any potential issues.

3. Potential for engine damage: If not installed correctly or if the engine experiences excessive heat or pressure, a sleeve can potentially cause more damage to the engine instead of preventing it.

Conclusion:

A sleeve can be a useful investment for those looking to extend the life of their Polaris Trail Boss 250 engine or for those who want to increase its performance. However, it's important to weigh the potential benefits against the costs and the complexity of the installation process. If you're not confident in your ability to install the sleeve correctly or if the cost is a concern, it may be worth considering other options, such as rebuilding the engine or purchasing a used one in good condition.

Recommendation:

If you decide to pursue a sleeve for your Polaris Trail Boss 250 engine, it's important to work with a reputable supplier and installer to ensure the best possible results. Make sure to do your research and ask for references before making a purchase. Additionally, be prepared for the installation process to be complex and time-consuming, and be sure to follow all instructions carefully to avoid any potential issues.

part # mn78p2 price

  • $158.83

specifications atvsienna:

  • for models: 250, Trail, Boss
  • for makes: Polaris
  • for years: 1991-1999
  • brand: La Sleeve
  • manufacturer part number: MN/78P2
  • compatible year: 1999 1998 1997 1996 1995 1994 1993 1992 1991
  • compatible model: Trail Boss 250
  • bundle description: 1 Pc Genuine La Sleeve Cylinder Sleeve
  • type: Cylinder Sleeve
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

shipping atvsienna:

  • cost: $0.00
  • service: Standard
  • type: Fixed
  • transit: 4-7 Days
  • cLass: Standard

returns atvsienna:

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

payments atvsienna:

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

general atvsienna:

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

seller atvsienna:

  • # reviews: 13177
  • rating: 98.0%

offer atvsienna:

  • quantity: 1
  • started: November 7, 2025
  • sold: 0
  • avaiLability: In Stock
  • options: Ship-to-home
for models: 250, trail, boss, for makes: polaris, for years: 1991-1999, compatible year: 1999 1998 1997 1996 1995 1994 1993 1992 1991, compatible model: trail boss 250, bundle description: 1 pc genuine la sleeve cylinder sleeve, type: cylinder sleeve, 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: 9792137364244632,

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