fits model: 305, 350. make: Chevrolet. year: 1980–1989.

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: TKOP1Y ), ( Cfm: 650/750 ), ( Choke Type: Electric ), ( Compatible Make: For Chevrolet ), ( Compatible Year: 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 ), ( Drive Type: Electric Choke ), ( Engine: 305 5.0 L / 350 5.7l Engines ), ( Features: Constant-vacuum, Quadrajet ), ( Fitment 1: For Quadrajet 4mv 4 Barrel ), ( Fitment 2: For Chevrolet 1904r 1906r 305 350 Engine 1980-1989 ), ( Fitment Type: Direct Replacement ), ( Items Included: Gasket, Mounting Hardware, O-rings ), ( Manufacturer Warranty: 1 Year ), ( 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 ), ( Part Type: Intake Fuel System ), ( Specific: 4 Barrel ), ( Type: Carburetor ), ( Venturi Diameter: 31.7mm )
The Maximum Motorsports TKOP1Y Carburetor is a high-performance replacement for Chevrolet 1904R and 1906R carburetors, suitable for 305, 350, and 5.0L 5.7L engines used in cars manufactured between 1980 and 1989. This compelled draft Quadrajet-style carburetor is engineered to deliver crisp throttle response, improved fuel economy, and increased power output. The TKOP1Y Carburetor is designed with a heavy-duty aluminum body, ensuring strength and durability to withstand the demands of high-performance applications.
This carburetor features an automatic choke system with an easy-to-use manual choke override for smooth and easy starting. The secondary circuit is carefully calibrated for optimal performance, with a unique dynamic secondary system that ensures a steady and powerful idle under load while offering a strong throttle response at wide-open throttle. The enrichener circuit offers consistent power throughout the entire RPM range, providing a noticeable increase in power and torque.
The TKOP1Y Carburetor is compatible with many popular aftermarket EFI conversions and injection systems, making it a versatile choice for those looking to customize their engine for optimum performance. The vacuum secondary system can be easily turned off for vertical installations, or for those who prefer the stock vacuum secondary setup. The bowl gaskets and float level gasket are included with the carburetor, making installation convenient and hassle-free.
The TKOP1Y Carburetor comes with fine-tuned jets and needle settings for motorsport applications, providing maximum power output suitable for race use. The 750 CFM venturi size offers ample airflow for larger engines or high-performance applications, while the eight shape Tomahawk needle reduces pops and hesitation during rapid acceleration. Additionally, the TPS sensor hole can be used for easy integration with electronic fuel pressure regulators and other electronic engine management systems.
Key Features:- Quadrajet-style compelled draft carburetor for high-performance applications on Chevrolet 1904R and 1906R engines (305, 350, 5.0L, 5.7L) between 1980 and 1989
- Heavy-duty aluminum body ensures strength and durability for demanding performance applications
- Auto choke system with manual override for smooth starting
- Dynamic secondary system for optimal performance and power
- Compatible with many aftermarket EFI conversions and injection systems
- Adjustable idle mixture screws and fine-tuned needles for optimal performance
- Suitable for race applications with its 750 CFM venturi and high-performance tuning
- Vacuum secondary system that can be easily turned off for vertical installations or selective use
The Maximum Motorsports TKOP1Y Carburetor offers a powerful, efficient, and reliable solution for high-performance Chevrolet applications, making it a top choice for racers, hot rodders, and enthusiasts seeking maximum power output from their engine.
The Maxximus TKOP1Y carburetor is a popular upgrade for Chevrolet 1904R and 1906R engines manufactured between 1980-1989, with displacements ranging from 305 to 5.7 liters. This carburetor is known for its performance gains and customization potential. Here are some pros and cons to help you decide if this upgrade is right for you:
Pros:1. Improved performance: The TKOP1Y carburetor offers increased air/fuel mixture flow, which translates to better combustion and more horsepower.
2. Customization: This carburetor comes with various adjustment options, allowing you to fine-tune it for optimal engine performance.
3. Fuel efficiency: The TKOP1Y carburetor maintains precise air/fuel mixture ratios, improving fuel economy and reducing emissions.
4. Better throttle response: This carburetor delivers smoother throttle response, which is noticeable in everyday driving.
5. Enthusiast community: The Maxximus TKOP1Y carburetor has a passionate enthusiast community, offering access to various upgrades, performance parts, and aftermarket support.
Cons:1. Complexity: Due to its many adjustment options, the TKOP1Y carburetor may be more challenging to install and tune compared to a stock or more straightforward carburetor.
2. Cost: The TKOP1Y carburetor is typically more expensive than a stock carburetor or even basic performance carburetors.
3. Fuel system upgrades: Installing this carburetor may require additional fuel system upgrades, such as a larger fuel pump, to ensure it receives enough fuel to deliver optimal performance.
4. Weight: The TKOP1Y carburetor is larger and heavier than the factory carburetor, which can slightly impact vehicle handling but is generally insignificant.
Conclusion:If you're looking to maximize the performance of your Chevrolet 1904R or 1906R engine with a larger displacement (305 to 5.7 liters), the Maxximus TKOP1Y carburetor is an excellent choice. Its improved performance, customization options, and smoother throttle response make it an attractive option for enthusiasts. However, it comes with added complexity, cost, and potential fuel system upgrades. Ultimately, its performance benefits, especially for those seeking optimized engine response, may outweigh the downsides for many enthusiasts.
Recommendation:The Maxximus TKOP1Y carburetor is highly recommended for Chevrolet 1904R and 1906R engine enthusiasts seeking superior engine response, increased horsepower, and improved fuel efficiency. It's an investment in performance that's worth considering, especially for those who appreciate customization and fine-tuning options. However, ready yourself for the additional complexity, cost, and potential fuel system upgrades that come with this carburetor. Proper installation and tuning are also crucial for maximizing its performance potential.
Best Costumer Service. For Chevrolet 1904R 1906R 305 350 5.0L 5.7L Engine 1980 - 1989. It begins from the date purchased. >>you might also like.
As shown in the picture. Type: Carburetor, Choke Electric Choke, Barrel Count: 4, Auxiliary Venturi: 7mm, Venturi Diameter: 31.7mm, Main jets: 190, Air correction Idle 120, Needle Valve: 3.3, cfm : 650/750, Placement on Vehicle: Front, Fitment Direct Replacement. Factory Warranty. Improve the structure during manufacturing process, high accuracy.
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. High hardness and corrosion resistance, longer usage life. Control the speed of engine under stable condition, effective operation. Drive Type: Electric Choke.
Package Included: 1x Carburetor, 1 x Flange Gaskets, Air filter gaskets, Tool for Pushing Plug, 4x Plugs, 8x jets. offers a minimum one year, unlimited mileage warranty on most of parts sold, some are otherwise noted longer manufacturer Fast Shipping. Aftermarket brand new, ensure superior and reliable quality.
Replaces Part Numbers. Compact size, less fuel consumption, energy saving and economical. Let your vehicles speed up in a short time, better driving experience.