S-S CYCLE Performance Carburetor Reviews YG03453S

( Brand: S-s Cycle ), ( Engine Type: 4-stroke ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Machine Type: Street Motorcycle ), ( Manufacturer Part Number: YG03453 ), ( Features: Jetting ), ( Country Of Origin: United States )

Review S CYCLE Scycle Yg03453sperformance Superthunderjet Carburetor fits THUNDERJET

The YG03453 Performance Thunderjet Carburetor, produced by Mikuni, is a high-performance fuel delivery system designed for enthusiasts seeking to enhance the engine response and power output of their motorcycles. This carburetor is an excellent upgrade for various applications, including custom builds, vintage bikes, or high-performance motorcycles.

This Thunderjet model features a unique and robust design, with a 38mm bore diameter and a 12.5:1 compression ratio. It is designed to provide smooth and consistent fuel delivery, ensuring optimal engine performance and efficiency under various riding conditions. The carburetor comes with a set of jet kits, allowing riders to fine-tune the fuel mixture for their specific engine size and riding style.

The Thunderjet's design includes a progressive main jet system, which allows for a more gradual increase in fuel flow as engine RPMs rise. This results in a smoother power delivery, making the bike more responsive and easier to ride. The carburetor also comes with a needle jet system, which allows for precise adjustments to the fuel mixture, enabling riders to optimize the engine's performance for their riding conditions.

The Thunderjet's construction is of the highest quality, with a durable brass body and stainless steel components. The float bowls are made of fiberglass reinforced plastic, ensuring resistance to cracks and leaks. This carburetor also features a convenient adjustable idle mixture screw, which allows riders to easily set the bike's idle speed and mixture for their specific riding conditions.

Installation of the YG03453 Performance Thunderjet Carburetor is relatively straightforward, with many online resources and guides available to help riders through the process. The carburetor comes with all necessary hardware, including mounting brackets and throttle cable fittings, making the installation process as convenient as possible.

In summary, the Mikuni YG03453 Performance Thunderjet Carburetor is a high-quality, high-performance fuel delivery system designed to enhance the engine response and power output of motorcycles. Its unique design, durability, and ease of installation make it a popular choice among enthusiasts and custom builders. With its adjustable jet kits and fine-tuning capabilities, this carburetor provides optimal fuel delivery for a wide range of engine sizes and riding styles, ensuring a smooth and enjoyable riding experience.

The YG03453 Performance Thunderjet Carburetor is a popular aftermarket carburetor for Harley-Davidson motorcycles. Here are some pros and cons to help you decide if this carburetor is right for you:

1. Improved Performance: The Thunderjet carburetor is designed to provide better air/fuel mixture, resulting in improved engine performance, increased horsepower, and better throttle response.

2. Classic Look: The carburetor has a classic look that appeals to many Harley-Davidson enthusiasts, making it a popular choice for custom build projects.

3. Easy to Install: The Thunderjet carburetor is relatively easy to install, as it is designed to fit most Harley-Davidson models without requiring any major modifications.

4. Adjustable: The carburetor comes with adjustable features, including air bleeds, fuel mixture screws, and idle mixture screws, allowing you to fine-tune the engine for optimal performance.

5. Improved Fuel Economy: Some users report improved fuel economy with the Thunderjet carburetor.

1. Cost: The Thunderjet carburetor is more expensive than the stock carburetor that comes with many Harley-Davidson motorcycles.

2. Requires Regular Maintenance: Carburetors require more maintenance than fuel-injected systems. You will need to clean or replace the carburetor filters, adjust the fuel mixture screws, and check the air bleeds regularly.

3. Fuel Consumption: Some users report increased fuel consumption with the Thunderjet carburetor, especially when riding at high speeds or in stop-and-go traffic.

4. Cold Start Issues: Some users report cold start issues with the Thunderjet carburetor, particularly in cold weather conditions.

The YG03453 Performance Thunderjet Carburetor is a high-performance aftermarket carburetor that offers improved engine performance, classic looks, and adjustable features. However, it also comes with some drawbacks, including higher cost, increased maintenance requirements, and potential cold start issues. Ultimately, whether or not the Thunderjet carburetor is right for you depends on your budget, maintenance preferences, and riding style. If you are looking for maximum performance and are willing to put in the maintenance required, the Thunderjet carburetor is a great option. However, if you prefer a low-maintenance, fuel-efficient riding experience, you may want to consider other options.

If you are considering purchasing the YG03453 Performance Thunderjet Carburetor, make sure to do your research and consider the pros and cons carefully. Make sure that it is compatible with your Harley-Davidson model and that you are prepared for the increased maintenance requirements. If you are confident that the Thunderjet carburetor is the right choice for you, make sure to purchase it from a reputable dealer to ensure that you receive a high-quality product.

part # yg03453 price

• $265.00

specifications iodacarb:

• for models: Thunderjet
• brand: S-s Cycle
• engine type: 4-stroke
• choke type: Mechanical
• type: Carburetor
• machine type: Street Motorcycle
• manufacturer part number: YG03453
• features: Jetting
• country of origin: United States

returns iodacarb:

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

general iodacarb:

• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Carburetors
• condition: Used

offer iodacarb:

• availability: In Stock
• quantity: 1
• options: Ship-to-home
• sold: 0
• started: June 7, 2026

seller iodacarb:

• # reviews: 6265
• rating: 100.0%

payments iodacarb:

• wallet: Apple-pay
• credit card: Diners-club
• other

shipping iodacarb:

• type: Fixed
• cost: $12.00
• transit: 3-6 Days
• class: Standard
• service: USPS Ground Advantage
• carrier: USPS

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