For Chevy GMC 327 350 396 427 454 750CFM Rochester Quadrajet 4 Barrel Carburetor

🍃 Rochester Quadrajet 4-Barrel Carburetor – 750CFM for Chevy & GMC Engines 🍃
🚗 Compatibility
Designed for a wide range of Chevy and GMC V8 engines, including:
- Chevy Cars (1966-1973): 327, 350, 396, 400, 402, 427, 454 c.i. engines.
- Chevy/GMC Trucks (1968-1973): Uses 1901R specification.
- Corvettes (1975-1979): 4MV spread bore design.
- Specific engine generations: Small Block Gen I (327, 350, 400) and Big Block Mark IV (396, 402, 427, 454).
🔄 Replacement Part Numbers
Directly replaces OEM and interchange numbers, including:
1901R, 7040202, 7040007, 7047303, 17054236, 17054961, and many more (see full list in description).
✨ Key Features
- 750 CFM Rating: Optimized for V8 engines, delivering the right air-fuel mixture for peak performance.
- Vacuum Secondary: Improves throttle response and fuel efficiency by adjusting airflow based on engine demand.
- Divorced Remote Mechanical Choke: Ensures reliable cold starts without manual adjustment.
- EGR Compatible: Works with exhaust gas recirculation systems for emissions compliance.
- Premium Construction: Made from durable aluminum alloy, 100% tested before shipment to ensure reliability.
📊 Technical Specs
- Calibration: 1966-1973 327-454 c.i. engines.
- Main Jet: 0.069 inches.
- Metering Rods: Primary (36B), Secondary (DR).
- Condition: 100% brand new.
- Warranty: 90-day warranty with a 30-day free return policy.
📦 Package Includes
- 1 x Rochester Quadrajet 4-Barrel Carburetor
- 1 x Flange Gasket
- 1 x Air Filter Gasket
- 1 x Plug Pushing Tool
- 4 x Plugs
- 8 x Jets

💡 Installation & Notes
- Professional Installation Recommended: No instructions included; proper tuning is critical for performance.
- Fitment Check: Verify your engine’s year, size, and original carburetor part number to ensure compatibility.
- Shipping: Items ship within 24 hours (excluding weekends/holidays); not shipped to Puerto Rico.
Restore your Chevy or GMC’s performance with a reliable Quadrajet carburetor—order today! 🚀