ROCHESTER 17080221 Varajet Carburetor Cylinder Barrel

( Brand: Rochester ), ( Manufacturer Part Number: 17080221 ), ( Items Included: Float Bowl Screws ), ( Material: Alloy, Aluminum, Steel ), ( Vintage Part: Yes ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Mounting Flange Type: Spread Bore ), ( Features: Constant-vacuum, Progressive Linkage ), ( Country/region Of Manufacture: United States ), ( Universal Fitment: No )

Review ROCHESTER Vintage Varajet Carburetor Chevy Cylinder Barrel fits 1980

The Rochester 17080221 is a high-performance carburetor specifically designed for use with Chevrolet engines, particularly those manufactured in 1980. This carburetor is part of the renowned Rochester Quadrajet series, which is known for its exceptional fuel efficiency and reliable performance.

The barrel of this carburetor is the 1980 variant, which features a unique venturi design that optimizes fuel flow for maximum power and efficiency. The venturi shape is tapered, allowing for a smooth transition from the throat to the metering area, ensuring precise fuel metering and delivery to the engine.

The Rochester 17080221 is equipped with a fully adjustable primary and secondary metering system. The primary metering jets can be easily adjusted to fine-tune the fuel mixture for optimal idle and cruising conditions. The secondary metering jets, on the other hand, can be adjusted to provide additional fuel during acceleration, ensuring smooth and powerful performance.

This carburetor also boasts a large, 750 CFM air cleaner element, which provides ample airflow to the engine while effectively filtering out contaminants. The air cleaner element is easily accessible for routine maintenance and replacement.

Moreover, the Rochester 17080221 features a vacuum secondary system, which allows the secondary metering jets to be activated during vacuum conditions, such as during acceleration. This system provides an additional fuel boost, resulting in improved performance and throttle response.

The carburetor body is constructed from high-quality aluminum, which not only provides excellent heat dissipation but also contributes to the overall lightweight design of the unit. The base gasket is included with the carburetor, ensuring a secure and leak-free installation.

In conclusion, the Rochester 17080221 is a top-performing carburetor designed specifically for Chevrolet engines from 1980. With its fully adjustable primary and secondary metering systems, large air cleaner element, and vacuum secondary system, this carburetor delivers optimal fuel efficiency, power, and reliability. Its high-quality construction and ease of installation make it an excellent choice for any Chevrolet enthusiast looking to enhance their engine's performance.

The Rochester 17080221 VAjet carburetor for a 1980 Chevy cylinder is a common replacement option for older vehicles. This carburetor model is known for its durability and ease of use. Here are some pros and cons to help you make an informed decision about purchasing it:

1. **Compatibility:** This carburetor is specifically designed for 1980 Chevy cylinder applications, ensuring a precise fit and minimal modifications required.

2. **Durability:** The VAjet carburetor is known for its robust design, making it a reliable option for long-term use.

3. **Easy to Use:** VAjet carburetors are relatively easy to tune and maintain, making them a popular choice among DIY enthusiasts.

4. **Availability:** These carburetors are widely available from various automotive parts retailers, making it easy to find and purchase one.

1. **Fuel Efficiency:** Carburetors, in general, are less fuel-efficient compared to modern fuel injection systems.

2. **Complexity:** VAjet carburetors, while relatively easy to use and maintain, have more moving parts than modern fuel injection systems, which can increase the likelihood of issues arising over time.

3. **Emissions:** Older carburetors like the VAjet do not meet modern emissions standards, which could be a concern for those living in areas with strict emissions regulations.

In conclusion, the Rochester 17080221 VAjet carburetor for a 1980 Chevy cylinder is a reliable and durable option for those looking to restore or maintain their older vehicle. However, it does come with some drawbacks, such as lower fuel efficiency and increased complexity compared to modern fuel injection systems. Ultimately, the decision to purchase this carburetor depends on your personal preferences, budget, and the specific requirements of your vehicle. If you're comfortable working with older technology and are willing to accept the trade-offs, then this carburetor could be a great choice for you. If you prioritize fuel efficiency and ease of use, you may want to consider other options, such as modern fuel injection systems.

Details:

Part numbers and markings: 17080221, 2379 CSU, 57496 all visible in photos .Features vacuum controls, dual diaphragm assemblies, metal mounting bracket, original linkage intact as shown detailed pictures. Factory US casting marks, date code 106, stamped branding and design indicate correct era for late 1970s early 1980GM use. OEM Rochester Varajet II two-barrel carburetor, made in the USA. Vintage Rochester Varajet II Carburetor 17080221 Chevy 6 Cylinder 1980 tag states Rebuilt.

There is no confirmation of when it was rebuilt.

part #: 17080221 prices

• $95.94-$345.49

specifications carbcoon:

• for makes: Chevy, Rochester
• for years: 1980
• brand: Rochester
• mpn: 17080221
• items included: Float Bowl Screws
• material: Alloy, Aluminum, Steel
• vintage part: Yes
• choke type: Mechanical
• type: Carburetor
• mounting flange type: Spread Bore
• features: Constant-vacuum, Progressive Linkage
• country/region of manufacture: United States
• universal fitment: No

offer carbcoon:

• quantity: 1
• availability: In Stock
• started: July 13, 2025
• options: Ship-to-home
• best offers: True
• sold: 0

general carbcoon:

• condition: Used
• Car Truck Parts Accessories > Air Fuel Delivery > Carburetors

shipping carbcoon:

• cost: $16.29
• transit: 5-9 Days
• carrier: USPS, UPS
• class: Standard, Expedited
• service: USPS Ground Advantage, UPS Ground, USPS Priority Mail
• type: Calculated

returns carbcoon:

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

payments carbcoon:

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

seller carbcoon:

• rating: 99.8%
• # reviews: 4151
• city: Portland, Oregon

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