What parts are included in this kit?

This Twin Power repack kit includes a new spring, O-ring, and washer for your carburetor's idle mixture screw assembly.

What type of carburetors does this kit fit?

This kit is designed to fit all Keihin FCR MX carburetors, commonly found on performance Harley-Davidson Big Twin and XL models.

Why is it important to replace these parts?

Replacing the spring, O-ring, and washer helps to properly seal the idle mixture screw, preventing fuel and air leaks that can lead to rough idling and poor engine performance.

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Twin Power Big Twin and XL with CV Carburetor Idle Mixture Needle Repack Kit

Specifications

Brand: TwinPower
Part #: 420819
UPC: 887337164779

Twin Power Big Twin and XL with CV Carburetor Idle Mixture Needle Repack Kit

Name: Twin Power Big Twin and XL with CV Carburetor Idle Mixture Needle Repack Kit
Brand: TwinPower
SKU: twinpower-twin-power-big-twin-and-xl-with-cv-carburetor-idle-mixture-needle-repa-t14-610751
Price: 15.35 USD
Availability: InStock

$15.35

Only 9 left in stock

Twin Power carburetor idle mixture needle repack kit. Keeps your CV carburetor running smoothly.

Key Features

Fits all Keihin FCR MX carburetors.
Helps prevent idle mixture screw leaks.
Includes spring, O-ring, and washer.
Maintains carburetor for peak performance.
Designed for Twin Power Big Twin and XL models.

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Product Details

If you're working on the idle mixture screw on your Big Twin or XL motorcycle's CV carburetor, this Twin Power repack kit is what you need to stop leaks and keep things running right. It's a small part, but it makes a big difference in how smoothly your engine idles.

This kit includes the essential pieces to rebuild that idle mixture screw assembly: a new spring, O-ring, and washer. These components work together to seal the screw properly, preventing fuel and air leaks that can cause rough idling or poor fuel economy. It's designed to fit all Keihin FCR MX carburetors, which are common on many performance-oriented Harley-Davidson models.

Having these small parts on hand can save you a trip to the parts counter when you're in the middle of a tune-up. It's a straightforward fix that helps maintain your carburetor's peak performance.