MAXPEEDINGRODS 8XY2OH Barrel Carburetor Quadrajet Chevry 4MV 1904R Engine

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: 8XY2OH ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Cfm: 650/750 ), ( Choke Type: Electric ), ( Compatible Make: For Chevrolet ), ( Compatible Year: 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 ), ( Country Of Origin: China ), ( Engine: 5.0l 305cu, 5.7l 350cu ), ( Features: Constant-vacuum, Down Draft, Quadrajet ), ( Fitment 1: For Quadrajet 4mv ), ( Fitment 2: For Chevy 5.0l 305cu Engine 1980-1989 ), ( Fitment 3: For Chevy 5.7l 350cu 1980-1989 ), ( Fitment Type: Direct Replacement ), ( Items Included: Gasket, Mounting Hardware, O-rings ), ( Manufacturer Warranty: 1 Year ), ( Material: Alloy, Aluminum ), ( Maximum Flow: Cfm ), ( Mounting Flange Type: Spread Bore ), ( Needle Valve: 3.3 ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Oe/oem Part Number: 1904r, 1906r, 17066422, 17066425, 17066432, 17066493, 17066553, 17066556, 17066563, 17066605, 17080202, 17080204, 17080207, 17080228, 17080274, 17080282, 17080284, 17081282, 17081283, 17081284, 17081285, 17082230, 17065524, 17067256, 17082280, 17082281, 17082282, 17082283, 17082284, 17083282, 17083283, 17084284, 17067258, 17067266, 17067268, 17084285, 17084288, 17084289, 17067280, 17067284, 17067336, 17068501, 17068503, 17068505, 17068587, 17068590, Carburetor, Carburettor, Carburetter, Carb, Carby, 4-barrel Carburetor, 4 Barrel Carburetor, 4 Barrel Carb, Carburetor Electric Choke, 4 Bbl Carburetor, 4 Bbl Carb ), ( Part Type: Intake Fuel System ), ( Type: Carburetor ), ( Universal Fitment: No ), ( Venturi Diameter: 31.7mm )

Review MAXPEEDINGRODS Barrel Carburetor For Rochester Quadrajet 4mv Chevry Engine fits 305 350

Introducing the Maxxis Racing Products 8XY2OH Barrel Carburetor, a high-performance upgrade for your Rochester Quadrajet 4MV 1904R Chevrolet engine (305 cubic inches, 350 cubic inches). This carburetor is engineered to deliver exceptional power, efficiency, and reliability for your muscle car, hot rod, or racing project.

The Maxxis Racing Products 8XY2OH Barrel Carburetor is a second-generation Quadrajet design, featuring a modern, compact, and efficient layout. It includes eight 2-barrel throttle bodies, each with a 650 CFM venturi. The throttle bodies are mounted on a robust cast-aluminum housing, which is designed for maximum durability and heat dissipation.

This carburetor is equipped with a unique, self-adjusting fuel system that maintains optimal fuel mixture under various engine loading conditions. The fuel system includes a high-performance fuel pump, a fuel pressure regulator, and a set of fuel pressure plates and metering rods. The fuel system is designed to provide a consistent and stable fuel pressure, ensuring smooth idle and excellent throttle response.

The carburetor is also fitted with a high-quality, vacuum-secondary system that provides additional fuel for improved low-end torque and power. The secondary system includes a set of secondary bowls, a secondary fuel pump, and a set of secondary metering rods. The vacuum-secondary system is adjustable, allowing you to fine-tune the fuel mixture for optimal engine performance.

The Maxxis Racing Products 8XY2OH Barrel Carburetor is designed to be easy to install and adjust. It includes all necessary hardware, including mounting brackets, fuel lines, and throttle linkage. The carburetor is also equipped with accessible adjustments for idle mixture, main jet, and secondary jet, allowing you to fine-tune the fuel mixture for your specific engine and driving conditions.

In summary, the Maxxis Racing Products 8XY2OH Barrel Carburetor is a high-performance upgrade for your Rochester Quadrajet 4MV 1904R Chevrolet engine (305 cubic inches, 350 cubic inches). It delivers exceptional power, efficiency, and reliability, with a modern, compact, and efficient design. The carburetor includes a self-adjusting fuel system, a vacuum-secondary system, and accessible adjustments for optimal engine performance. It is a must-have for any muscle car, hot rod, or racing project enthusiast.

The Maxxis Racing 8XY2OH barrel carburetor is a performance-oriented replacement for the stock Rochester Quadrajet 4MV carburetor on 1904R Chevrolet engines with a 305 or 350 cubic inch 350 V8. While this carburetor offers several advantages, it also comes with some potential drawbacks.

1. Improved Air/Fuel Mixture: The 8XY2OH carburetor is designed to provide a more consistent and precise air/fuel mixture, which can lead to improved engine performance and increased power output.

2. Adjustability: This carburetor offers more adjustability than the stock Quadrajet, allowing for fine-tuning of the air/fuel mixture for different driving conditions and engine modifications.

3. Design: The 8XY2OH carburetor features a modern design with a larger venturi and improved metering rods. This can lead to better fuel atomization and more efficient combustion.

4. Durability: The carburetor is made with high-quality materials and components, which can lead to increased durability and longevity compared to the stock Quadrajet.

1. Complexity: The 8XY2OH carburetor is more complex than the stock Quadrajet, which can make installation and tuning more challenging for some people.

2. Cost: This carburetor is more expensive than the stock Quadrajet, which may be a deterrent for some buyers.

3. Requires Tuning: While the carburetor offers more adjustability, it may require extensive tuning to achieve optimal performance, especially when used with aftermarket engine modifications.

The Maxxis Racing 8XY2OH barrel carburetor is an excellent choice for Chevrolet engine owners looking to improve performance and power output. Its advanced design, improved adjustability, and increased durability make it a popular choice among performance enthusiasts. However, its complexity and higher cost may deter some buyers. Ultimately, the decision to purchase this carburetor depends on the individual's budget, experience level, and performance goals. If you are comfortable with carburetor tuning and willing to invest in a high-performance carburetor, the 8XY2OH is an excellent choice. However, if you are looking for a more straightforward and cost-effective solution, the stock Quadrajet may be a better option.

If you are looking to significantly improve the performance and power output of your 1904R Chevrolet engine with a 305 or 350 cubic inch V8, the Maxxis Racing 8XY2OH barrel carburetor is an excellent choice. However, it is essential to keep in mind that this carburetor requires extensive tuning and may be more complex and expensive than the stock Quadrajet. If you are not comfortable with carburetor tuning or do not have the budget for a high-performance carburetor, the stock Quadrajet may be a more practical and cost-effective solution. Ultimately, the decision depends on your specific performance goals and experience level.

Details:

Aftermarket brand new, ensure superior and reliable quality. Replaces Part Numbers. Let your vehicles speed up in a short time, better driving experience. As shown in the picture.

5.7L Engine 1980 - 1989. Package Included. Do not have connector.

High hardness and corrosion resistance, longer usage life. Need to tune based on the actual situation. Control the speed of engine under stable condition, effective operation.

Improve the structure during manufacturing process, high accuracy. Compact size, less fuel consumption, energy saving and economical. 1904R, 1906R

part #: 8xy2oh prices

• $119.00-$197.95

specifications carbcoon:

• for models: 305, 350
• for makes: Rochester
• brand: Maxpeedingrods
• mpn: 8xy2oh
• california prop 65 warning: California Prop 65 Warning
• cfm: 650/750
• choke type: Electric
• compatible make: For Chevrolet
• compatible year: 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989
• country of origin: China
• engine: 5.0l 305cu, 5.7l 350cu
• features: Constant-vacuum, Down Draft, Quadrajet
• fitment 1: For Quadrajet 4mv
• fitment 2: For Chevy 5.0l 305cu Engine 1980-1989
• fitment 3: For Chevy 5.7l 350cu 1980-1989
• fitment type: Direct Replacement
• items included: Gasket, Mounting Hardware, O-rings
• manufacturer warranty: 1 Year
• material: Alloy, Aluminum
• maximum flow: Cfm
• mounting flange type: Spread Bore
• needle valve: 3.3
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part.
• oe/oem part number: 1904r, 1906r, 17066422, 17066425, 17066432, 17066493, 17066553, 17066556, 17066563, 17066605, 17080202, 17080204, 17080207, 17080228, 17080274, 17080282, 17080284, 17081282, 17081283, 17081284, 17081285, 17082230, 17065524, 17067256, 17082280, 17082281, 17082282, 17082283, 17082284, 17083282, 17083283, 17084284, 17067258, 17067266, 17067268, 17084285, 17084288, 17084289, 17067280, 17067284, 17067336, 17068501, 17068503, 17068505, 17068587, 17068590, Carburetor, Carburettor, Carburetter, Carb, Carby, 4-barrel Carburetor, 4 Barrel Carburetor, 4 Barrel Carb, Carburetor Electric Choke, 4 Bbl Carburetor, 4 Bbl Carb
• part type: Intake Fuel System
• type: Carburetor
• universal fitment: No
• venturi diameter: 31.7mm

general carbcoon:

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

shipping carbcoon:

• transit: 4-7 Days
• service: FedEx Ground / FedEx Home Delivery
• type: Fixed
• class: Standard
• cost: $0.00
• carrier: FedEx

payments carbcoon:

• other
• wallet: Paypal
• credit card: Discover

seller carbcoon:

• city: Rowland height, California
• # reviews: 4025
• rating: 98.9%

returns carbcoon:

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

offer carbcoon:

• started: May 14, 2026
• availability: In Stock
• best offers: True
• options: Ship-to-home
• sold: 0

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