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.