6 SIGMA 755187368770-1 Big Jet Carb Kit 689338035139 1-2-3

( Brand: 6 Sigma ), ( Part Type: Jet ), ( Oe Spec Or Performance/custom: Performance/custom ), ( Manufacturer Warranty: Lifetime ), ( Country/region Of Manufacture: United States ), ( UPC: 689338035139 ), ( EAN: 7551873687701 )

Review 6 SIGMA Yamaha Big Jet Kit 1987 Custom Carb Stage 1-2-3 fits BEAR YFM350FW YFM FW 350 1987-99

Sigma 755187368770-1 Yamaha Big Bear YFM 350 FW Jet Kit (YFM350FW, 1987-1999, Carb 1-2-3)

Experience the thrill of a seamless transition from land to water with the Sigma 755187368770-1 Yamaha Big Bear YFM 350 FW Jet Kit, specifically designed for the YFM350FW models manufactured between 1987 and 1999. This high-performance kit is an ideal enhancement for those seeking to elevate their off-road and water adventure experience.

The Sigma 755187368770-1 kit is equipped with a carburetor configuration of 1-2-3, ensuring optimal fuel delivery and smooth engine performance. This kit is meticulously engineered to provide a perfect fit, ensuring a hassle-free installation process for your Yamaha Big Bear YFM 350 FW.

Key features of this jet kit include a robust construction that guarantees durability, even under the most challenging conditions. The kit is designed to enhance the overall performance of your vehicle, offering improved acceleration and handling on both land and water.

With the Sigma 755187368770-1 Yamaha Big Bear YFM 350 FW Jet Kit, you can confidently tackle various terrains and water bodies, knowing that your vehicle is equipped with a high-quality, reliable, and performance-enhancing accessory. Invest in this jet kit and unlock the full potential of your Yamaha Big Bear YFM 350 FW, transforming your off-road and water adventure experience beyond imagination.

Sigma 755187368770-1 Yamaha Big Bear YFM 350 FW Jet Kit (YFM350FW 1987-1999 Carb 1-2-3) - An Analysis

1. Compatibility: This jet kit is specifically designed for Yamaha Big Bear YFM 350 FW models from 1987 to 1999, ensuring a precise fit and optimal performance.

2. Improved Performance: The kit includes a high-performance carburetor system (1-2-3) that can help enhance the power output and acceleration of your ATV.

3. Enhanced Control: The carburetor system allows for better fuel-air mixture adjustment, providing smoother throttle response and improved handling.

4. Quality Materials: The Sigma jet kit is made with durable materials, ensuring longevity and reliability even under heavy use.

1. Cost: The Sigma jet kit may be more expensive compared to other aftermarket kits, potentially making it a more significant investment for some users.

2. Installation Complexity: Installing the jet kit may require some mechanical knowledge and skill, which could be a deterrent for those who are not comfortable working on their vehicles.

3. Potential Voiding of Warranty: Modifying the ATV with aftermarket parts like this kit could potentially void the manufacturer's warranty.

4. Tuning Requirements: Proper tuning of the jet kit may be necessary to achieve the optimal performance, which might require professional assistance or additional tools.

The Sigma 755187368770-1 Yamaha Big Bear YFM 350 FW Jet Kit offers several advantages, such as improved performance, enhanced control, and durability. However, the higher cost, potential warranty issues, installation complexity, and tuning requirements are factors that potential buyers should carefully consider.

If you are a keen ATV enthusiast seeking performance improvements and are willing to invest in a high-quality aftermarket kit, the Sigma 755187368770-1 Yamaha Big Bear YFM 350 FW Jet Kit could be an excellent choice. However, ensure you have the necessary mechanical skills or are prepared to hire professional help for installation and tuning. Always review your ATV's warranty terms before making any modifications.

Details:

Nylon Needle Spacers. Slide Hole Modification optional. Exhaust Modification. Feel it still needs more on the top end, low mid range after installing.

Needle Adjusters. Designed to improve all RPM ranges of performance and a quicker throttle response, helps remove the bog. WOW, what a great fix. The bike is a full on wheelie machine.

Thanks a gazillion for the huge improvement. It is easy, just take it slow and pay attention. Runs perfect. The best part - it purred like a kitten while cruising down the highway, and idled same at lights.

If you notice any exhaust popping, pinging, or pipe discoloration, are extremely lean. Intake Air box Modification. Installation, The kit comes with complete instructions for installation. Hi guys, just wanted to say thanks.

Roared to life and growled like a angry beast - awesome. Carb Schematic. Hey I just thought I'd let you know that after installing your kit my super tenure is a completely new bike. Each kit is Custom Engineered by 6Sigma to your bike and its modifications.

Its really helped out with the entire rev range and idles alto cooler than before. 6Sigma Jet Kits provide the parts and installation instructions to enrich/modify all circuits in carb, fix this problem, add performance you can actually feel seat. Modifications engine, exhaust, intake, filter type etc. It feels like a whole new bike.

Idle Mixture Modification. Step by step instructions with photos for ease of installation. Very easy installation, too. Please feel free to use this testimonial in any way that you fit.

Unbelievable improvement in acceleration. Carb Synchronize Tool how to build for $5. The best part was when the light changed from red to green. Riding Elevation height above sea level, and any extreme conditions.

Completely eliminated the bog issue I was having. I installed your jet kit per instructions and my surging problem is gone. What a difference. Drill Bits for.

EVERY Kit Custom Engineered Time. This is a carb jet kit, to get everything out of your bike, that it can give. Slide Spring Modification. When I add less restrictive pipe.

This Kit is for all throttle positions, and response. Excellent instructions and value once again. Customer Reviews. Hi, just wanted to say thanks.

Jet Kit Includes. Top notch kit. These are signs of a LEAN ENGINE, Jet Kit will fix those issues. I now have the means and knowledge to be able re-jet in future IE.

Not to be confused with a basic rebuild kit. Designed to gain a safe 8%-10% in HP with intake/exhaust, 3-4% on bone stock.

part #: 689338035139 price

• $39.50

specifications carbthrotatv:

• for models: Yfm350fw, Yfm, Fw, 350, Bear
• for makes: Yamaha
• for years: 1987-99
• brand: 6 Sigma
• part type: Jet
• oe spec or performance/custom: Performance/custom
• manufacturer warranty: Lifetime
• country/region of manufacture: United States
• upc: 689338035139
• ean: 7551873687701

offer carbthrotatv:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 1
• started: May 29, 2025

seller carbthrotatv:

• rating: 98.7%
• # reviews: 40653
• city: Phoenix, Arizona

returns carbthrotatv:

• time: 60 Days
• policy: Returns Accepted
• paid by: Buyer

payments carbthrotatv:

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

general carbthrotatv:

• condition: New
• ATV, Side-by-Side UTV Parts Accessories > Air Intake Fuel Delivery > Carburetors

shipping carbthrotatv:

• class: Standard, Expedited
• service: USPS First Class, USPS Priority Mail
• transit: 4-8 Days
• type: Fixed
• cost: $0.00
• carrier: USPS

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