STARTING LINE PRODUCTS MN-KMS3 Power Dome Billet Head Set Pro MN/KMS3

( Brand: Starting Line Products ), ( Manufacturer Part Number: MN/KMS3 ), ( Compatible Year: 2019 2018 ), ( Compatible Model: 800 Pro-rmk 163 3in. ), ( Bundle Description: 1 Pc Genuine Starting Line Power Dome Billet Head Set ), ( Type: Power Dome Billet Head Set ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review STARTING LINE PRODUCTS Mn/kms3 Power Dome Billet Head Set Polaris Pro rmk fits RMK 800 FL 2018–2019

Introducing the Starting Line MN/KMS 3 Power Dome Billet Head Set, an exceptional upgrade for the 2018-2019 Polaris 800 Pro-RMK FL snowmobiles. This head set is meticulously crafted from high-quality billet aluminum, ensuring durability and reliability for your snowmobile.

The 3 Power Dome design of this head set is a game-changer. Each dome is intricately machined to provide maximum spark energy, resulting in improved combustion efficiency and increased power output. The precise fitment of this head set to your Polaris 800 engine guarantees optimal performance and a seamless installation process.

The MN/KMS ignition system incorporated in this billet head set is a cutting-edge advancement. It provides a more reliable and consistent ignition system compared to the stock ignition, leading to smoother engine operation and better cold-start performance. This system is also compatible with the Polaris PSI ignition harness for a hassle-free installation.

Additionally, the Starting Line MN/KMS 3 Power Dome Billet Head Set includes new, longer plugs specifically designed for this application. These plugs provide better reach into the combustion chamber, ensuring proper ignition and optimal engine performance. The new plugs also feature a longer lifespan, reducing the frequency of replacements.

Upgrading your Polaris 800 Pro-RMK FL with the Starting Line MN/KMS 3 Power Dome Billet Head Set is an investment in your snowmobiling experience. This head set not only delivers improved power and performance, but also provides the peace of mind that comes with a high-quality, precision-engineered component.

In summary, the Starting Line MN/KMS 3 Power Dome Billet Head Set for 2018-2019 Polaris 800 Pro-RMK FL is a premium upgrade that delivers increased power, improved ignition reliability, and a seamless installation process. Its high-quality billet aluminum construction, 3 Power Dome design, and compatibility with the Polaris PSI ignition harness make it a must-have for any serious snowmobiling enthusiast.

Pros and Cons of Buying a 3 Power Dome Billet Head Set for a 2018-2019 Polaris 800 Pro-RMK FL

The 3 Power Dome Billet Head Set is a popular aftermarket upgrade for the Polaris 800 Pro-RMK FL snowmobiles. This performance modification promises improved power and torque, making the sled more responsive and fun to ride. In this article, we will discuss the advantages and disadvantages of investing in this upgrade.

1. Increased power: The billet head set allows for increased combustion efficiency, resulting in more power at the wheels. This is particularly noticeable in the mid-range and top-end power bands.

2. Enhanced durability: Billet materials are stronger than stock cast iron heads, reducing the likelihood of cracking or warping under extreme conditions.

3. Better cooling: The billet head set comes with larger exhaust ports, which improve cooling efficiency and reduce the risk of overheating.

4. Improved throttle response: With the increased power and improved combustion efficiency, the sled will respond more quickly to throttle inputs, making the riding experience more enjoyable.

1. Cost: The 3 Power Dome Billet Head Set is a pricey upgrade, and the cost may be a deterrent for some riders.

2. Installation complexity: Installing the billet head set requires specialized tools and knowledge, adding to the overall cost and time investment.

3. Potential compatibility issues: Ensure that the billet head set is compatible with your specific Polaris 800 Pro-RMK FL model and any other modifications you may have.

4. Increased noise level: The increased power output may result in a slightly louder exhaust note, which some riders may find unpleasant.

The 3 Power Dome Billet Head Set is a worthwhile investment for those seeking increased power, improved durability, and enhanced cooling for their Polaris 800 Pro-RMK FL. However, the high cost, installation complexity, and potential compatibility issues are factors that should be carefully considered before making the purchase. Ultimately, the decision to upgrade depends on your personal riding style, budget, and desired performance enhancements.

If you are an avid snowmobiler who values power, durability, and performance, the 3 Power Dome Billet Head Set is an excellent upgrade for your Polaris 800 Pro-RMK FL. Ensure that you have the necessary tools, knowledge, and budget to make the installation process as smooth as possible. Consult with a trusted aftermarket parts supplier or your local Polaris dealer for advice and compatibility information.

Details:

Starting Line Power Dome Billet Head Set for 2018 - 2019 Polaris 800 PRO-RMK Fl: Status: In Stock. Power Dome Billet Head Set - 0-6000ft.This Starting Line fits your 2019 2018 Polaris 800 PRO-RMK 163 3in.

part #: mnkms3 prices

• $573.59-$589.95

specifications enginesnowmobile:

• for models: Rmk, 800, Fl
• for makes: Polaris
• for years: 2018-2019
• brand: Starting Line Products
• mpn: Mn/kms3
• compatible year: 2019 2018
• compatible model: 800 Pro-rmk 163 3in.
• bundle description: 1 Pc Genuine Starting Line Power Dome Billet Head Set
• type: Power Dome Billet Head Set
• core charge: Free No Core Charge
• fitment type: Direct Replacement

offer enginesnowmobile:

• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• started: March 15, 2026

shipping enginesnowmobile:

• transit: 3-5 Days
• class: Standard
• service: Standard
• type: Fixed
• cost: $0.00

returns enginesnowmobile:

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

payments enginesnowmobile:

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

general enginesnowmobile:

• Snowmobile Parts > Engines Components > Snowmobile Engine Components
• condition: New

seller enginesnowmobile:

• rating: 98.9%
• # reviews: 18909
• city: Multiple warehouses

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