MIKUNI TM42-1P Carburetor Adaptor Plate 42MM

( Brand: Mikuni ), ( Choke Type: Mechanical ), ( Type: Adaptor Plate ), ( Manufacturer Part Number: TM42-1P ), ( Country Of Origin: United States )

Review MIKUNI Harley davidson 42mm Carburetor Adaptor Plate fits EVO SHOVELHEAD SOFTAIL FXR

Mikuni TM42-1P Harley-Davidson 42mm Carburetor Evo Shovelhead FXR Adaptor Plate for Softail Motorcycles

The Mikuni TM42-1P Harley-Davidson 42mm Carburetor Evo Shovelhead FXR Adaptor Plate is an essential upgrade for Harley-Davidson Softail motorcycle riders who are looking to enhance their bike's performance and fuel efficiency. This high-quality carburetor kit is designed specifically for Harley-Davidson Evo Shovelhead engines, making it an ideal choice for FXR Softail models.

The Mikuni TM42-1P Carburetor is a 42mm downdraft carburetor that delivers superior air and fuel mixture for optimal combustion. This carburetor is known for its smooth, responsive throttle action, and it provides excellent fuel economy, making it an excellent investment for any Harley-Davidson rider.

The adaptor plate that comes with this kit is specifically engineered to fit Harley-Davidson Softail FXR models. It features a precise machining process that ensures a perfect fit and a secure connection to the engine. This adaptor plate also includes all the necessary hardware for installation, making it a hassle-free upgrade for your motorcycle.

One of the key advantages of the Mikuni TM42-1P Carburetor is its ease of tuning. The kit includes a set of jets and needles that are specifically designed for Harley-Davidson applications. These jetting options allow you to fine-tune the carburetor to your specific riding style and riding conditions, ensuring that your bike runs smoothly and efficiently.

The Mikuni TM42-1P Carburetor also features a number of design elements that make it a popular choice among Harley-Davidson riders. For example, it includes a venturi design that helps to improve air flow and reduce fuel consumption. It also includes a float bowl drain plug that makes it easy to drain the carburetor, making maintenance a breeze.

In summary, the Mikuni TM42-1P Harley-Davidson 42mm Carburetor Evo Shovelhead FXR Adaptor Plate is a top-quality upgrade for any Harley-Davidson Softail FXR motorcycle. It delivers superior air and fuel mixture for optimal combustion, offers easy tuning options, and includes a precision-engineered adaptor plate for a secure fit. With its smooth throttle response, excellent fuel economy, and easy maintenance features, this carburetor kit is an investment that any Harley-Davidson rider will appreciate.

Pros and Cons of Buying Mikuni TM42-1P Harley-Davidson Carburetor with Evo Shovelhead FXR Adaptor Plate for Softail

a. Mikuni carburetors are known for their excellent fuel efficiency and smooth power delivery.

b. The TM42-1P is a high-performance carburetor, which can provide better throttle response and increased horsepower.

c. The Evo Shovelhead FXR adaptor plate makes this carburetor compatible with Harley-Davidson Softail models.

d. Mikuni carburetors are relatively easy to tune, allowing riders to optimize the fuel-air mixture for their specific riding conditions.

a. Installing a Mikuni carburetor on a Harley-Davidson Softail may require some modifications to the existing fuel and air systems, which could add to the installation cost.

b. Mikuni carburetors can be more sensitive to fuel quality than stock Harley-Davidson carburetors. Using low-quality fuel can lead to poor performance and potential damage to the carburetor.

c. The TM42-1P is a larger carburetor than the stock Harley-Davidson carburetor, which may affect the bike's appearance.

Installing a Mikuni TM42-1P Harley-Davidson carburetor with the Evo Shovelhead FXR adaptor plate on a Softail can provide several benefits, including improved fuel efficiency, increased horsepower, and better throttle response. However, it may require some modifications to the fuel and air systems, and using low-quality fuel could lead to potential damage. Ultimately, the decision to buy this carburetor depends on the rider's priorities, budget, and technical expertise.

If you are looking for a high-performance carburetor for your Harley-Davidson Softail and are willing to invest the time and resources into the installation process, the Mikuni TM42-1P with the Evo Shovelhead FXR adaptor plate could be an excellent choice. However, if you prefer a more straightforward installation process or are concerned about the fuel sensitivity of Mikuni carburetors, you may want to consider other options. Ultimately, it's essential to weigh the pros and cons carefully before making a decision.

part # tm421p prices

• $49.94-$199.99

specifications iodacarb:

• for models: Fxr, Evo, Shovelhead, Softail
• for makes: Harley, Davidson
• brand: Mikuni
• choke type: Mechanical
• type: Adaptor Plate
• manufacturer part number: TM42-1P
• country of origin: United States

offer iodacarb:

• sold: 0
• options: Ship-to-home
• quantity: 1
• best offers: True
• availability: In Stock
• started: May 13, 2026

seller iodacarb:

• rating: 99.3%
• # reviews: 397

general iodacarb:

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

shipping iodacarb:

• type: Calculated
• service: USPS Ground Advantage
• class: Standard
• transit: 5-10 Days
• cost: $0.00
• carrier: USPS

payments iodacarb:

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

returns iodacarb:

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

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