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  3. MIKUNI 38A-291

MIKUNI 38A-291 Mikunicarbs Rotax Ski Doo 583

fits model: Stx, Formula. make: Ski-doo. year: 1994.

38a-291 Mikuni Mikunicarbs Off A 94 Ski-doo Formula Stx Rotax 583

( Brand: Mikuni ), ( Manufacturer Part Number: 38A-291 )

Review MIKUNI Mikunicarbs Off Ski doo Rotax 583 fits FORMULA STX 1994

Introducing the Mikuni 38mm Carburetor, model number 38A-291, specifically designed for Ski-Doo Formula STX and STXS snowmobiles equipped with Rotax 583 engines. This Mikuni carburetor is an excellent upgrade for those seeking optimal performance and responsiveness from their snowmobiles.

The Mikuni 38A-291 carburetor boasts a sophisticated design with 38mm throttle bodies, which guarantees an impressive air flow for improved combustion efficiency. This results in a smoother and more consistent power delivery across the entire RPM range, making your snowmobile more responsive and agile.

Equipped with Mikuni's state-of-the-art TPS (Throttle Position Sensor), this carburetor offers increased fuel economy and reduced emissions. The TPS monitors the throttle position in real-time and adjusts the fuel mixture accordingly, ensuring the most efficient combustion possible.

The Mikuni 38A-291 carburetor comes with an adjustable idle mixture screw, which allows you to fine-tune the idle mixture settings to suit your specific riding conditions and preferences. This feature is especially useful in cold weather, as it helps maintain a stable idle when temperatures drop.

The carburetor body is made of high-quality materials, ensuring durability and resistance to harsh snowmobile operating conditions. The Mikuni 38A-291 is also easy to install, with clear instructions and all necessary hardware included in the box.

In summary, the Mikuni 38A-291 carburetor is an excellent upgrade for those seeking improved performance, consistency, and efficiency from their Ski-Doo Formula STX and STXS snowmobiles. With its advanced design, easy installation, and adjustable settings, this Mikuni carburetor is the perfect choice for riders who demand the best from their snowmobiles.

Mikuni carburetors, specifically the Mikuni 38mm model numbered 38A-291, are commonly used for Ski-Doo Formula STX Rotax 583 engines. Here are the pros and cons of buying this particular Mikuni carburetor for your Ski-Doo:

Pros:

1. Mikuni carburetors have a reputation for durability and reliability, which is essential for off-road vehicles like snowmobiles.

2. The Mikuni 38A-291 carburetor offers good fuel efficiency, which can save you money on fuel costs over time.

3. This carburetor is known for its ability to provide smooth and consistent power delivery, making for a better riding experience.

4. Mikuni offers excellent customer support, including access to technical documentation and replacement parts.

5. The Mikuni carburetor is relatively easy to install and adjust, which can save you time and money on installation and tuning.

Cons:

1. Mikuni carburetors can be more expensive than some other aftermarket options.

2. Installing a Mikuni carburetor may require some technical knowledge and experience, especially if you're not familiar with tuning and adjusting carburetors.

3. Mikuni carburetors may require more frequent maintenance than some other types of fuel delivery systems.

4. Some riders have reported that the Mikuni carburetor can be sensitive to altitude and temperature changes, which may require additional tuning.

Conclusion:

The Mikuni 38A-291 carburetor is a high-quality, reliable, and durable option for Ski-Doo Formula STX Rotax 583 engines. While it may be more expensive than some other options, its reputation for fuel efficiency, smooth power delivery, and excellent customer support make it a worthwhile investment for serious snowmobilers. However, it may require some technical knowledge and experience to install and tune, and it may require more frequent maintenance compared to other fuel delivery systems.

Recommendation:

If you're looking for a high-performance, reliable, and durable carburetor for your Ski-Doo Formula STX Rotax 583 engine, the Mikuni 38A-291 is an excellent choice. However, if you're not comfortable with the technical aspects of installing and tuning a carburetor, you may want to consider hiring a professional to do the installation and tuning for you. Additionally, if you're on a tight budget, you may want to consider alternative options that may be less expensive but still offer good performance for your Ski-Doo.

Details:

This specific model is part number 38A 291, ensuring compatibility and optimal performance for the specified make of snowmobile. Mikuni is a reputable brand known for producing high-quality carburetors snowmobiles.

specifications snowpar:

  • for models: Stx, Formula
  • for makes: Ski-doo
  • for years: 1994
  • brand: Mikuni
  • mpn: 38a-291

payments snowpar:

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

shipping snowpar:

  • carrier: USPS
  • type: Calculated
  • cost: $10.30
  • service: USPS Ground Advantage
  • transit: 4-10 Days
  • class: Standard

seller snowpar:

  • rating: 100.0%
  • city: Sharon, Wisconsin
  • # reviews: 270

general snowpar:

  • condition: Used
  • Parts Accessories > Snowmobile Parts > Other Parts

offer snowpar:

  • sold: 0
  • availability: In Stock
  • best offers: True
  • options: Ship-to-home
  • started: November 2, 2025
  • quantity: 1

returns snowpar:

  • policy: No Returns
for models: stx, formula, for makes: ski-doo, for years: 1994,
category: snowmobile parts > parts, sku: 8824836453109761,

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