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12_9b421407-80d2-4a49-9082-474fefb7fc2d - Northline Parts

New Top End Gasket Kit For Polaris 400 2-Stroke ATV Scrambler Sportsman Xplorer

Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$24.99
Sale price  $24.99 Regular price 

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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

New Top End Gasket Kit For Polaris 400 2-Stroke ATV Scrambler Sportsman Xplorer

Restore your machine's performance with this high-quality top end gasket kit. Specifically designed for Polaris 400 2-stroke models, this aftermarket kit provides a reliable seal to prevent leaks and ensure optimal engine compression. Whether you are performing a routine rebuild or a major repair, these gaskets are engineered to meet the demands of your ATV.

Key Features & Benefits

  • Premium aftermarket replacement for a leak-free seal
  • Engineered for high-temperature and high-pressure environments
  • Complete set for a convenient top end rebuild
  • Cost-effective alternative to OEM components
  • Restores engine performance and reliability

Compatible Models

  • Polaris Scrambler 400
  • Polaris Sportsman 400 (2-Stroke)
  • Polaris Xplorer 400
  • Polaris Trail Blazer 400
  • Polaris Sport 400

Product Specifications

  • Part Type: Top End Gasket Kit
  • Engine Compatibility: 400cc 2-Stroke
  • Condition: Brand New
  • Fitment Type: Direct Replacement

Frequently Asked Questions

Is this an OEM part?
No, this is a high-quality aftermarket part designed to meet or exceed the performance of the original equipment.

How do I confirm compatibility?
Please check your vehicle's year, make, and model against the compatible models list. You can also verify by comparing your existing gaskets to the product description.


Important: This is an aftermarket replacement part sold by Northline Parts. It is not made by the original equipment manufacturer unless specifically stated. Brand names, model names, and part numbers are used only to identify compatibility. Please compare your original part, photos, and fitment details before ordering.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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