Mechanical Fuel Pump 20 GPH 3–9 PSI, Compatible with Chevrolet Small Block SBC 267/283/302/305/327/348/350/400/409 V8 Engines, High-Flow Mechanical Fuel Delivery Pump Fits for Carter M4891

Upgrade your engine's fuel delivery performance with this high-quality Mechanical Fuel Pump. Designed as a direct replacement for Carter M4891, it provides reliable fuel flow for Chevrolet Small Block engines. Engineered to match OEM specifications, this mechanical pump restores proper fuel pressure, enhances throttle response, and keeps your classic SBC-powered vehicle running smoothly. ✔ Wide Engine Compatibility Compatible with a broad range of Chevy Small Block (SBC) V8 engines, including: Fits for Chevrolet Small Block V8 Engines 267, 283, 302, 305, 307, 327, 348, 350, 400, 409 Perfect for classic cars, hot rods, muscle cars, carbureted trucks, and street-performance builds using SBC engines. A dependable OE-level replacement pump that restores original fuel delivery performance. ✔ Stable & Efficient Fuel Delivery A failing fuel pump can cause hard starts, hesitation, loss of power, and poor idling. This upgraded mechanical fuel pump helps: * Maintain steady low-pressure fuel supply for carbureted engines * Improve cold and hot startup reliability * Enhance throttle response and acceleration * Ensure consistent engine performance under various driving conditions Ideal for daily driving, towing, or performance use. ✔ Heavy-Duty, Long-Lasting Construction Manufactured with premium-grade materials, reinforced diaphragm design, and precision check valves. This durable construction provides: * Improved resistance to heat and fuel contamination * Strong and consistent pumping performance * Extended service life under harsh operating conditions * OEM-level fit, sealing, and reliability ✔ Important Installation Notice Before installation, confirm your engine is a Small Block Chevy (SBC) and has the proper mechanical fuel pump interface, including: Mounting holes on the engine block Pushrod channel (fuel pump actuator rod) Mechanical pump drive port Engines without these features (or those converted to electric fuel pumps) are not compatible.

• 【Wide Compatibility】: Designed as a direct replacement for Carter M4891, this mechanical fuel pump fits a wide range of Chevrolet Small Block (SBC) V8 engines, including 267, 283, 302, 305, 307, 327, 348, 350, 400, and 409. Ideal for classic vehicles, muscle cars, hot rods, and carbureted engine builds.
• 【Reliable Mechanical Fuel Delivery】: Engineered to deliver stable and continuous fuel flow, this pump ensures consistent performance for carbureted SBC engines. Provides smooth fuel delivery at the correct pressure range, helping improve engine startup, throttle response, and overall driving reliability.
• 【Durable Construction for Long Service Life】: Built with corrosion-resistant housing, precision valves, and a reinforced diaphragm, this mechanical fuel pump is designed to withstand high temperatures and challenging operating conditions. It offers dependable fuel transfer for both daily driving and performance applications.
• 【Easy Installation & OEM-Fit Design】: Direct bolt-on replacement for SBC engines using a mechanical fuel pump. The mounting flange, inlet/outlet orientation, and fuel line connections are engineered to match OEM specifications for a hassle-free installation.
• 【Important Installation Notice】: Before installation, confirm that your engine is indeed a Small Block Chevy (SBC) and equipped with a mechanical pump interface—including proper mounting holes, fuel pump pushrod slot, and mechanical drive port. Engines lacking these features (or converted to electric fuel pumps) are not compatible.