Quadrajet Carburetor New 4 Barrel for 1904R 4MV Carb Fits for Chevy 1980-1989 305 Engines 1904 1906R Replace# 17066422 17080204 1981-1986

New 4-Barrel Quadrajet Carburetor 1904R 4MV for Chevy 1980-1989 305 Engines | Replaces 1904 1906R Tired of dealing with a worn-out carburetor that leaves your Chevy 305 sputtering, guzzling gas, or failing to start? Say goodbye to frustrating performance issues and hello to reliable power with our New 4-Barrel Quadrajet Carburetor—engineered specifically for 1980-1989 Chevy 305 cubic inch engines and built to match the exact specifications of the OEM 1904R 4MV carburetor. As a direct replacement for factory parts 1904 and 1906R, this carburetor is the ultimate solution for classic Chevy restorers, daily drivers, and performance enthusiasts alike. Designed with the iconic Quadrajet "spread bore" configuration, this carburetor isn’t just a replacement—it’s an upgrade. The larger secondary venturis and precision-calibrated vacuum-operated metering rods work in harmony to optimize the air-fuel mixture, delivering two key benefits every driver craves: improved fuel efficiency during low-load driving (think smoother commutes and fewer stops at the pump) and boosted horsepower when you hit the gas (perfect for merging on the highway or enjoying a spirited drive). No more struggling with the 305 engine’s common airflow bottlenecks—this carburetor delivers snappier throttle response and consistent performance, mile after mile. We built this carburetor to stand up to the demands of modern driving and modern fuels. Constructed from high-grade zinc alloy and durable aluminum castings, it resists wear and tear from daily use, while all internal components feature ethanol-resistant coatings to prevent corrosion and degradation caused by today’s gasoline blends. The mechanical secondary throttle plates with progressive linkage ensure reliable operation in every condition—whether you’re cruising through city traffic, towing a light load, or taking your classic Chevy out for a weekend ride. Precision-machined venturis and tight tolerances mean consistent performance you can count on. You don’t need to be a professional mechanic to get your Chevy back on the road. This Quadrajet carburetor comes complete with everything you need for a hassle-free installation: a premium mounting gasket, inline fuel filter, and step-by-step installation manual with clear instructions. The fully adjustable external high-speed main jet lets you fine-tune the carburetor to your engine’s unique needs, ensuring a perfect fit and optimal performance right out of the box. Plus, its long-lasting design means minimal maintenance and fewer repair costs down the line—saving you time and money. When it comes to reliability, we don’t cut corners. Manufactured to strict OEM quality standards, this carburetor meets the emission requirements of all 1980-1989 Chevy 305 models, making it street-legal in most states. It integrates seamlessly with your vehicle’s existing throttle linkage and vacuum systems, retaining that factory-like functionality while upgrading overall performance. Whether you’re replacing a failing stock carburetor, restoring a vintage Chevy, or upgrading for better performance, this 1904R 4MV Quadrajet carburetor is the trustworthy choice that delivers on its promise. Key Compatibility: Chevy 305 Engines (1980-1989) | Replaces OEM 1904, 1906R, 1904R 4MV | 4-Barrel Quadrajet Design Invest in a carburetor that brings your Chevy 305 back to life—order today and experience the difference in power, efficiency, and reliability!

• Perfect Fit for Chevy 305 Engines (1980-1989) - This New 4-Barrel Quadrajet Carburetor Is Specifically Engineered to Match 1904R 4MV Specifications, Ensuring Seamless Compatibility with Chevy 305 Cubic Inch Engines Manufactured Between 1980 and 1989. It Directly Replaces OEM Parts 1904 and 1906R, Eliminating the Hassle of Modification or Adapter Kits. Whether You’re Restoring a Classic Chevy or Repairing a Daily Driver, This Carburetor Delivers a Precise Fit Right Out of the Box.
• Enhanced Power & Fuel Efficiency - Featuring The Iconic Quadrajet "Spread Bore" Design With Larger Secondary Venturis and Vacuum-Operated Metering Rods, This Carburetor Optimizes Air-Fuel Mixture for Dual Performance: Lean Combustion Under Low Loads Saves Gas, While Rich Fuel Delivery During Acceleration Boosts Horsepower. Solves The 305 Engine’s Common Airflow Restrictions, Delivering Snappier Throttle Response and Improved Highway Mileage—Ideal for Both Performance Enthusiasts and Practical Drivers.
• Durable Construction for Modern Fuels - Crafted From High-Grade Zinc Alloy and Aluminum Castings, This Carburetor Is Built To Withstand The Rigors Of Daily Use. All Internal Components Are Ethanol-Resistant, Preventing Corrosion And Degradation Caused By Today’s Gasoline Blends. The Mechanical Secondary Throttle Plates With Progressive Linkage Ensure Reliable Operation, While The Precision-Machined Venturis Maintain Consistent Performance In All Driving Conditions.
• Easy Installation & Low Maintenance - Comes Complete With A Mounting Gasket, Inline Fuel Filter, and Detailed Installation Manual To Simplify Setup—No Professional Mechanic Required. The Fully Adjustable External High-Speed Main Jet Allows for Fine-Tuning To Match Your Engine’s Specific Needs, Whether You’re Using It for Street Driving Or Light Towing. Designed for Long Service Life With Minimal Upkeep, Reducing Future Repair Costs.
• OEM-Grade Reliability & Emissions Compliance - Manufactured To Strict OEM Quality Standards, This Carburetor Meets The Emission Requirements Of 1980-1989 Chevy Models, Making It Street-Legal In Most States. It Integrates Seamlessly With Your Vehicle’s Existing Throttle Linkage and Vacuum Systems, Retaining Factory-Like Functionality While Upgrading Performance. Backed By Consistent Build Quality, It’s A Trustworthy Replacement for Worn Or Failing Stock Carburetors.