Cometic Top End Gasket Kit — Fits 2013-2021 Beta 250 RR & 300 RR

SKU: CGSC3765
No reviews

About Cometic Gasket Cometic Gasket is the world leader in ...Read More

Price:
Sale price$88.99
Add To Cart
×

Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Watch in action

Reliable Sealing for Beta Enduro Engines

Ensure your Beta 250 RR or 300 RR performs reliably on the toughest trails with this Cometic Top End Gasket Kit. Engineered for the demanding nature of enduro and off-road riding, these gaskets are designed to withstand the extreme thermal cycling and high vibrations typical of 2-stroke engines. Cometic’s commitment to quality ensures a perfect seal every time, preventing coolant and compression loss.

Engineered for Performance

  • Fits Models: Beta 250 RR (2013-2020), 300 RR (2018-2020), 300 Xtrainer (2015-2020)
  • Durability: High-heat resistance and superior sealing properties
  • Precision: Exact OEM-style fitment for easy installation

A top-end rebuild is critical for maintaining the power and throttle response of your Beta. By replacing your old gaskets with this premium Cometic set, you ensure that your engine maintains optimal compression ratios, leading to better fuel efficiency and power delivery. This kit is a must-have for any serious rider performing scheduled maintenance or a full top-end overhaul. Don't compromise on your engine's health; choose the best gaskets available. Explore our full catalog of specialized engine components at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2013-2020 Beta 250 RR Base
2018-2020 Beta 300 RR Base
2015 Beta 300 Xtrainer Base
2017-2020 Beta 300 Xtrainer Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Watch in action

Reliable Sealing for Beta Enduro Engines

Ensure your Beta 250 RR or 300 RR performs reliably on the toughest trails with this Cometic Top End Gasket Kit. Engineered for the demanding nature of enduro and off-road riding, these gaskets are designed to withstand the extreme thermal cycling and high vibrations typical of 2-stroke engines. Cometic’s commitment to quality ensures a perfect seal every time, preventing coolant and compression loss.

Engineered for Performance

  • Fits Models: Beta 250 RR (2013-2020), 300 RR (2018-2020), 300 Xtrainer (2015-2020)
  • Durability: High-heat resistance and superior sealing properties
  • Precision: Exact OEM-style fitment for easy installation

A top-end rebuild is critical for maintaining the power and throttle response of your Beta. By replacing your old gaskets with this premium Cometic set, you ensure that your engine maintains optimal compression ratios, leading to better fuel efficiency and power delivery. This kit is a must-have for any serious rider performing scheduled maintenance or a full top-end overhaul. Don't compromise on your engine's health; choose the best gaskets available. Explore our full catalog of specialized engine components at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2013-2020 Beta 250 RR Base
2018-2020 Beta 300 RR Base
2015 Beta 300 Xtrainer Base
2017-2020 Beta 300 Xtrainer Base

Product Details

Product Description

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Watch in action

Reliable Sealing for Beta Enduro Engines

Ensure your Beta 250 RR or 300 RR performs reliably on the toughest trails with this Cometic Top End Gasket Kit. Engineered for the demanding nature of enduro and off-road riding, these gaskets are designed to withstand the extreme thermal cycling and high vibrations typical of 2-stroke engines. Cometic’s commitment to quality ensures a perfect seal every time, preventing coolant and compression loss.

Engineered for Performance

  • Fits Models: Beta 250 RR (2013-2020), 300 RR (2018-2020), 300 Xtrainer (2015-2020)
  • Durability: High-heat resistance and superior sealing properties
  • Precision: Exact OEM-style fitment for easy installation

A top-end rebuild is critical for maintaining the power and throttle response of your Beta. By replacing your old gaskets with this premium Cometic set, you ensure that your engine maintains optimal compression ratios, leading to better fuel efficiency and power delivery. This kit is a must-have for any serious rider performing scheduled maintenance or a full top-end overhaul. Don't compromise on your engine's health; choose the best gaskets available. Explore our full catalog of specialized engine components at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2013-2020 Beta 250 RR Base
2018-2020 Beta 300 RR Base
2015 Beta 300 Xtrainer Base
2017-2020 Beta 300 Xtrainer Base

DRIVERS Also Bought

Recently viewed