1. Exhaust Snowmobile Parts For Sale
  2. sku: 10257147228138632
  3. STARTING LINE PRODUCTS MN/3R6F

STARTING LINE PRODUCTS MN-3R6F Exhaust Flange Gasket Ski Doo MN/3R6F

fits model: Kr, 800, Summit. make: Ski-doo. year: 2002–2004.

3r6f Starting Line Products Mn/3r6f Metal Exhaust Flange Gasket For 2002-2004 Ski-doo Summit 800 Kr

( Brand: Starting Line Products ), ( Manufacturer Part Number: MN/3R6F ), ( Compatible Year: 2004 2003 2002 ), ( Compatible Model: Summit 800 Sport ), ( Bundle Description: 1 Pc Genuine Starting Line Metal Exhaust Flange Gasket ), ( Type: Metal Exhaust Flange Gasket ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review STARTING LINE PRODUCTS Mn/3r6f Metal Exhaust Flange Gasket Ski doo fits SUMMIT KR 800 2002–2004

The **Starting Line MN/3R6F Exhaust Flange Gasket** is a precision-engineered aftermarket replacement designed specifically for the **2002 2004 Ski-Doo Summit 800 KR**, ensuring a secure and leak-free seal between the exhaust manifold and the cylinder head. Crafted from high-quality **metal-backed silicone rubber**, this gasket combines durability with superior heat resistance, making it ideal for the demanding conditions of high-performance snowmobiles. The gasket features a **perfectly contoured design** that matches the exact dimensions of the Summit 800 KR s exhaust flange, eliminating gaps and preventing oil or coolant leaks that can compromise engine performance. Its **reinforced metal core** provides structural integrity, while the **silicone compound** ensures flexibility to accommodate minor engine movements without losing its seal. This gasket is a direct-fit solution, requiring no modification, and is built to withstand the intense heat and pressure generated by the **3R6F engine**, ensuring long-lasting reliability. Whether you're preparing for off-season maintenance or addressing a leak, the Starting Line MN/3R6F gasket delivers a tight, professional-grade seal that helps maintain optimal engine efficiency and prevents costly damage from fluid contamination. Built to meet or exceed OEM standards, it s a trusted choice for Ski-Doo enthusiasts seeking a hassle-free upgrade.

**Pros and Cons of buying a Starting Line MN/3R6F Exhaust Flange Gasket for a 2002-2004 Ski-Doo Summit 800 KR**

### **Pros:**

1. **Compatibility and Fit:** This gasket is specifically designed for the 3R6F engine found in the 2002-2004 Ski-Doo Summit 800 KR. A properly fitted gasket ensures a secure seal, reducing the risk of leaks and maintaining optimal engine performance.

2. **Cost-Effective Solution:** Compared to replacing the entire exhaust system or muffler, a gasket replacement is relatively inexpensive. This makes it a practical choice for addressing minor exhaust issues without a major overhaul.

3. **Prevents Exhaust Leaks:** A failing exhaust flange gasket can cause exhaust gases to escape into the engine bay, leading to reduced power, poor fuel efficiency, and potential damage to internal components. Replacing the gasket resolves this issue, ensuring proper exhaust flow and engine function.

4. **Easy Installation:** Gaskets are typically straightforward to replace, requiring only basic tools and mechanical knowledge. Many owners can handle the job themselves, saving on labor costs if they choose to do it at home.

5. **Extends Engine Life:** By maintaining a proper seal, the gasket helps prevent carbon buildup and overheating, which can prolong the lifespan of the engine and other related components.

6. **High-Quality Material:** Starting Line is a reputable brand known for producing durable, high-performance gaskets that withstand heat and pressure, ensuring longevity and reliability.

---

### **Cons:**

1. **Potential for Improper Installation:** If not installed correctly, the gasket may not seal properly, leading to leaks or even damage to the flange or exhaust system. This requires careful alignment and torque specifications to be followed.

2. **Limited Availability:** Depending on the region, finding the exact part number (MN/3R6F) may be challenging, especially if the seller does not specialize in Ski-Doo parts. This could result in delays or the need to order from a specific supplier.

3. **Risk of Counterfeit Parts:** Since Ski-Doo parts can be expensive, there is a risk of purchasing counterfeit or low-quality gaskets that fail prematurely. Buying from a trusted dealer or authorized distributor minimizes this risk.

4. **Additional Costs:** While the gasket itself is affordable, other related expenses may arise. For example, if the flange or exhaust system is damaged during removal or installation, additional repairs could be necessary.

5. **Time-Consuming for DIYers:** Although the installation is manageable for those with mechanical experience, inexperienced owners may find the process frustrating or time-consuming, especially if they encounter unexpected issues (e.g., stubborn bolts or misaligned components).

6. **Warranty Considerations:** If the vehicle is still under warranty, a DIY gasket replacement could void coverage if not performed by an authorized dealer. This is an important factor to consider before proceeding.

---

### **Conclusion:**

The **Starting Line MN/3R6F exhaust flange gasket** is a practical and cost-effective solution for addressing exhaust leaks in a 2002-2004 Ski-Doo Summit 800 KR. Its compatibility, durability, and ease of installation make it a strong choice for owners looking to maintain their engine s performance. However, potential drawbacks such as installation challenges, part availability, and the risk of counterfeit products must be carefully considered.

For most owners with basic mechanical skills, replacing the gasket themselves is a viable option, provided they follow proper installation procedures. If unsure, consulting a Ski-Doo specialist or dealer ensures the job is done correctly and safely.

### **Recommendation:**

- **Buy from a trusted source** (e.g., official Ski-Doo dealers, reputable online retailers like Arctic Cat/Ski-Doo authorized sellers, or well-reviewed specialty shops) to avoid counterfeit parts.

- **Verify compatibility** by confirming the part number matches your engine (3R6F) and model year.

- **Prepare properly** by gathering the necessary tools (socket set, torque wrench, gasket scraper, and cleaners) and studying installation guides or videos beforehand.

- **Consider professional help** if the installation seems complex or if the exhaust system shows signs of wear beyond the gasket.

Ultimately, this gasket is a **solid, budget-friendly upgrade** for maintaining exhaust integrity, but due diligence in sourcing and installation will ensure long-term success.

Details:

part #: mn3r6f price

  • $35.87

specifications exhaustsnowmobilee:

  • for models: Kr, 800, Summit
  • for makes: Ski-doo
  • for years: 2002-2004
  • brand: Starting Line Products
  • mpn: Mn/3r6f
  • compatible year: 2004 2003 2002
  • compatible model: Summit 800 Sport
  • bundle description: 1 Pc Genuine Starting Line Metal Exhaust Flange Gasket
  • type: Metal Exhaust Flange Gasket
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

general exhaustsnowmobilee:

  • Parts Accessories > Snowmobile Parts > Exhaust
  • condition: New

offer exhaustsnowmobilee:

  • options: Ship-to-home
  • started: May 23, 2026
  • quantity: 1
  • availability: In Stock
  • sold: 0

returns exhaustsnowmobilee:

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

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seller exhaustsnowmobilee:

  • # reviews: 23147
  • rating: 99.2%
  • city: Multiple warehouses

shipping exhaustsnowmobilee:

  • service: Standard
  • class: Standard
  • transit: 5-11 Days
  • type: Fixed
  • cost: $0.00
for models: kr, 800, summit, for makes: ski-doo, for years: 2002-2004, compatible year: 2004 2003 2002, compatible model: summit 800 sport, bundle description: 1 pc genuine starting line metal exhaust flange gasket, type: metal exhaust flange gasket, core charge: free no core charge, fitment type: direct replacement,
category: snowmobile parts > exhaust, sku: 10257147228138632,
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