LUCAS 421955 Nos Vacuum Unit Sprite Mini

( Brand: Lucas ), ( Manufacturer Part Number: 421955 ), ( Type: Distributor ), ( Color: Silver ), ( Material: Metal ), ( Country/region Of Manufacture: United Kingdom )

Review LUCAS Nos Vacuum Unit Austin Healey Sprite Early Mini fits 1958–1960

The Lucas 421955 NOS Vacuum Unit is a genuine replacement part designed specifically for the Austin Healey Sprite and Mini Cooper models from the year 1958. This vacuum unit is essential for maintaining the optimal performance of your classic vehicle's engine by ensuring that the correct vacuum levels are present in the intake manifold.

This Lucas NOS (New Old Stock) part is manufactured to original equipment specifications, ensuring a perfect fit and reliable operation. The vacuum unit features a durable cast iron construction that is both strong and lightweight, making it ideal for use in classic cars where weight reduction and originality are important considerations.

The Lucas 421955 NOS Vacuum Unit includes all necessary components, including the vacuum pump, inlet manifold adaptor, outlet manifold adaptor, and mounting brackets. The vacuum pump utilizes a simple and effective mechanical design that is both dependable and easy to maintain. The inlet and outlet manifold adaptors are precision-engineered to ensure a secure and leak-free connection to the intake manifold.

This Lucas NOS Vacuum Unit is a direct replacement for the original part and requires no modifications for installation. It is recommended that the vacuum unit is installed by a qualified technician to ensure that it is properly aligned and secured. Proper installation and maintenance of this vacuum unit will help ensure the continued reliability and performance of your classic Austin Healey Sprite or Mini Cooper engine.

In summary, the Lucas 421955 NOS Vacuum Unit is a high-quality, authentic replacement part for the Austin Healey Sprite and Mini Cooper models from 1958. Its durable cast iron construction, easy installation, and reliable operation make it an essential component for any classic car enthusiast looking to maintain the originality and performance of their vehicle.

The Lucas 421955 NOs Vacuum Unit is a popular choice among owners of Austin Healey Sprite and Mini cars from the year 1958. This vacuum unit is specifically designed to meet the needs of these classic vehicles. In this response, I will outline some pros and cons of purchasing this vacuum unit to help you make an informed decision.

1. Authenticity: The Lucas 421955 NOs Vacuum Unit is an original equipment manufacturer (OEM) part. This means that it is made by the same company that originally produced the parts for your vehicle. Using an OEM part can ensure a proper fit and function, as well as maintain the originality of your classic car.

2. Efficiency: This vacuum unit is designed to provide efficient air flow, which is crucial for effective vacuuming. A good vacuum system can help keep the interior of your classic car clean, which is important for both aesthetic and preservation reasons.

3. Durability: Lucas vacuum units are known for their durability. The 421955 NOs Vacuum Unit is no exception. It is built to last, which can save you money in the long run, as you won't need to replace it as often as you might with a lesser-quality vacuum unit.

1. Price: Original equipment manufacturer parts can be more expensive than aftermarket alternatives. The Lucas 421955 NOs Vacuum Unit is no exception. However, the cost may be justified by the benefits of using an authentic, efficient, and durable part.

2. Availability: Due to its popularity among classic car owners, the Lucas 421955 NOs Vacuum Unit can be difficult to find in stock at local auto parts stores. You may need to order it online or through a specialty parts supplier.

In conclusion, the Lucas 421955 NOs Vacuum Unit is an excellent choice for owners of Austin Healey Sprite and Mini cars from 1958. Its authenticity, efficiency, and durability make it a worthwhile investment. However, its price and availability may be considerations for some buyers. Ultimately, the decision to purchase this vacuum unit depends on your priorities and budget. If preserving the originality and performance of your classic car is important to you, then the Lucas 421955 NOs Vacuum Unit is a recommended option. If cost is a major concern, you may want to consider an aftermarket alternative.

Details:

Note this is the early 'hex' type screw-on fitting, which Lucas phased out by/during 1960 model year. Original Lucas vacuum advance unit for Austin Healey Sprite Mk with the original 948cc engine DM2 distributor 40561. If you're looking for exact visual accuracy show points or personal satisfaction, this is it. Also used on the very early Mini 850s Austin Morris with 'hex' type fitting.

It was replaced by the simpler 'smooth' screw-on fitting, although units vacuum advance specifications 5-12-6 did not change.

part #: 421955 price

• $89.95

specifications disripa:

• for makes: Austin, Healey
• for years: 1958-1960
• brand: Lucas
• mpn: 421955
• type: Distributor
• color: Silver
• material: Metal
• country/region of manufacture: United Kingdom

shipping disripa:

• cost: $4.00
• type: Fixed
• class: Standard
• carrier: USPS
• service: USPS Ground Advantage
• transit: 4-10 Days

seller disripa:

• # reviews: 312
• rating: 100.0%
• city: Annapolis, Maryland

offer disripa:

• availability: In Stock
• started: July 11, 2025
• sold: 0
• quantity: 1
• options: Ship-to-home

general disripa:

• condition: New other see details
• Car Truck Parts Accessories > Ignition Systems Components > Distributors

returns disripa:

• policy: No Returns

payments disripa:

• other
• wallet: Paypal
• credit card: Diners-club

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