MALLORY IGNITION A576 Billet Unilite Distributor Flathead

( Brand: Mallory Ignition ), ( Manufacturer Part Number: A576 ), ( Type: Distributor ), ( Country Of Origin: United States ), ( Vintage Part: Yes )

Review MALLORY IGNITION Billet Unilite 576 Competition Distributor Harley Flathead fits SPORTSTER

Introducing the Mallory Ignition A576 Billet Unilite 576 Distributor, a high-performance ignition solution engineered specifically for Harley-Davidson Sportster Flathead engines. This distributor, with its sleek and robust design, not only enhances your motorcycle's aesthetic appeal but also delivers reliable and consistent ignition.

Crafted from premium billet aluminum material, this distributor boasts a strong and durable construction. The Unilite 576 design ensures a lightweight yet robust ignition system, which is essential for those seeking optimal engine performance and responsiveness.

The Mallory Ignition A576 comes equipped with a unique and advanced contact point design. This innovative design minimizes the contact gap, reducing the likelihood of spark misfires and improving overall ignition efficiency. The result is a more powerful and responsive engine that delivers smoother, more consistent power delivery.

The distributor features a high-quality, fully adjustable vacuum advance unit. This enables fine-tuning of the ignition advance, ensuring the best possible engine performance under various load conditions. This feature is particularly beneficial for those who enjoy customizing their motorcycle's ignition system to suit their specific riding style.

The Mallory Ignition A576 Billet Unilite 576 distributor also includes a precision-machined rotor with a high-tensile steel shaft. This heavy-duty design ensures superior durability and resistance to wear and tear, even under the most demanding riding conditions.

Lastly, the distributor's modern and streamlined design complements the visually appealing Harley-Davidson Sportster Flathead engine. This not only enhances the overall look of your motorcycle but also adds a touch of exclusivity and sophistication.

In summary, the Mallory Ignition A576 Billet Unilite 576 distributor is a high-performance and visually appealing ignition solution for Harley-Davidson Sportster Flathead engines. Its robust construction, advanced contact point design, adjustable vacuum advance unit, and heavy-duty rotor make it a reliable and efficient choice for those seeking to enhance their motorcycle's performance and appearance.

The Mallory Ignition A576 Billet Unilite 576 distributor is a popular aftermarket option for Harley-Davidson Sportster flathead engines. Here are some pros and cons to help you make an informed decision about whether this distributor is right for you.

1. Improved Performance: The Mallory distributor is known for its reliable and consistent spark, which can lead to improved engine performance.

2. Easy Installation: The distributor comes with a comprehensive installation kit, making it a relatively easy upgrade for those comfortable working on their own bikes.

3. Durability: The billet aluminum construction of the distributor makes it more durable than stock distributors, reducing the likelihood of failure.

4. Adjustable Timing: The Mallory distributor allows for adjustable timing, giving riders more control over their engine's performance.

5. Smooth Idle: The distributor can help smooth out the idle of a Harley-Davidson Sportster, making the bike more pleasant to ride.

1. Cost: The Mallory Ignition A576 Billet Unilite 576 distributor is more expensive than stock distributors, which may be a deterrent for some riders.

2. Complexity: While the installation process is relatively straightforward, the distributor itself is more complex than a stock distributor, which may require more maintenance and upkeep.

3. Compatibility: The distributor is specifically designed for Harley-Davidson Sportster flathead engines, so it may not be compatible with other types of engines.

4. Noise: Some riders have reported that the distributor can be louder than stock distributors, which may be a concern for those who value a quiet ride.

The Mallory Ignition A576 Billet Unilite 576 distributor offers several benefits for Harley-Davidson Sportster flathead engine owners, including improved performance, durability, adjustable timing, and a smoother idle. However, it comes with a higher cost, increased complexity, and potential compatibility issues. Ultimately, whether this distributor is right for you depends on your budget, technical abilities, and desired riding experience.

If you are looking to improve the performance of your Harley-Davidson Sportster flathead engine and are comfortable working on your own bike, the Mallory Ignition A576 Billet Unilite 576 distributor is a worthwhile investment. However, if you are on a tight budget or prefer a simpler, stock distributor, you may want to consider other options.

Details:

Condition: Untested vintage condition. Functionally the units are identical and share same internal components. The billet housing presents nicely and the wiring remains intact. The distributor appears very clean overall with light scuffing and mild patina from age.

The billet aluminum housing offers improved durability and heat resistance compared to cast housings. Please see my other listings. Shipping costs are estimates. Mallory Billet Competition Distributor, part number 576, a high-performance Ignition designed for vintage American V-twin engines.

Please view photos and inspect as well. More parts available. Flathead model's. I do my best to describe everything accurately, but don't know every single detail for year and model.

Please examine photos for condition and quality. These distributors were commonly installed on performance-oriented vintage Harley builds and period racing engines. The 576 distributor uses centrifugal mechanical advance and a dual-fire configuration, firing both cylinders simultaneously. Whats pictured is whats included.

FITS: Compatible with a wide range of vintage Harley-Davidson engines using distributor-style Ignition systems: Sportster / K model 1952 1956 K KH 1957 1970 XL XLH XLCH. 45 engines: 1930 1952 model W / WL WLA WLC 1936 1973 Servo-Car model's. More coming soon. Components appear complete but functionality has not been verified, so it is being sold as untested / for restoration or inspection before use.

I ll gladly combine shipping on multiple orders.

part #: a576 prices

• $547.48-$599.00

specifications disripa:

• for models: Sportster
• for makes: Harley
• brand: Mallory Ignition
• mpn: A576
• type: Distributor
• country of origin: United States
• vintage part: Yes

offer disripa:

• availability: In Stock
• started: March 12, 2026
• options: Ship-to-home
• quantity: 1
• best offers: True
• sold: 0

shipping disripa:

• type: Fixed
• cost: $0.00
• class: Economy
• transit: 11-18 Days
• service: UPS Ground Saver
• carrier: UPS

returns disripa:

• policy: No Returns

seller disripa:

• rating: 99.6%
• # reviews: 4011
• city: Powhatan, Virginia

payments disripa:

• credit card: Discover
• wallet: Paypal
• other

general disripa:

• Car Truck Parts Accessories > Ignition Systems Components > Distributors
• condition: Used

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