fits year: 1980.

( Brand: Zenith ), ( Manufacturer Part Number: 175CD-2 ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Mounting Flange Type: Spread Bore ), ( Items Included: Gasket ), ( Material: Aluminum ), ( Universal Fitment: No ), ( Vintage Part: Yes ), ( Country Of Origin: United Kingdom )
The Zenith 175CD-2 MBG Stromberg carburetor is a classic fuel delivery system designed for automobiles produced between 1975 and 1980. This carburetor is a monobloc design, which means that the choke, idle jet, and main jets are integrated into a single body, simplifying the engine's fuel delivery system.
The Zenith 175CD-2 MBG Stromberg carburetor features a twin-choke configuration, designed to provide efficient and reliable idling and easy cold starting. Each choke is controlled by a separate vacuum-operated lever, ensuring that both choke circuits are activated only when needed.
The carburetor's venturi size is 175 square millimeters, allowing for a good air-fuel mixture ratio that promotes efficient combustion. The secondary venturis have a progressive taper design, which provides a smooth and gradual increase in fuel delivery to the secondary circuits, ensuring a strong and consistent power band.
The Zenith 175CD-2 MBG Stromberg carburetor is equipped with adjustable main jets, which can be fine-tuned to provide optimal fuel delivery for different engine conditions. The carburetor also comes with adjustable idle mixture screws, allowing for precise adjustment of the idle mixture for optimal engine performance.
The Zenith 175CD-2 MBG Stromberg carburetor is designed with a mechanical secondary system, which uses a vacuum-operated diaphragm to control the fuel delivery to the secondary circuits. This system provides smooth and responsive power delivery, especially during acceleration.
The carburetor's housing is made of high-quality cast aluminum, which is both lightweight and durable. The carburetor comes with a chrome finned base plate, which helps dissipate heat and adds a classic aesthetic touch to the engine bay.
The Zenith 175CD-2 MBG Stromberg carburetor is a high-performance fuel delivery system that provides reliable and efficient operation for automobiles produced between 1975 and 1980. Its monobloc design, twin-choke configuration, and adjustable main jets make it a popular choice among car enthusiasts and restorers, as it offers both performance and ease of tuning.
The Zenith 175CD-2 MGB Stromberg carburetor is a popular choice for classic MG car owners due to its reliability and performance. Here are some pros and cons of buying this carburetor:
Pros:1. Authenticity and compatibility: This carburetor is an original equipment manufacturer (OEM) replacement for MGB models produced between 1975 and 1980.
2. Improved performance: Compared to the original SU HS4 carburetor, the Zenith 175CD-2 offers improved fuel efficiency, throttle response, and overall power output.
3. Durability: The Zenith carburetor is known for its robust construction, making it a preferred choice for classic car enthusiasts who value reliability.
4. Easy installation: The carburetor comes with all necessary hardware for installation, including gaskets, mounting brackets, and throttle linkages.
Cons:1. Cost: The Zenith 175CD-2 is generally more expensive than other aftermarket carburetors or even rebuilt original SU HS4 units.
2. Complexity: Compared to some modern carburetors, the Zenith 175CD-2 can be more difficult to tune, particularly for those without extensive experience.
3. Availability of spare parts: While the Zenith carburetor is generally reliable, it may be challenging to find spare parts if they are needed.
In conclusion, the Zenith 175CD-2 MGB Stromberg carburetor is an excellent choice for classic MG car owners who value authenticity, improved performance, and durability. However, it comes with a higher price tag and may require some tuning expertise. Ultimately, if you are looking for an OEM replacement that offers better performance and reliability than the original carburetor, the Zenith 175CD-2 is a worthwhile investment.
Did not use after rebuilding. Selling for a fantastic price. A completely re-worked Zenith Stromberg carb for MGB 1975 1980.