The Mercruiser 454 Mechanical Fuel Pump is a marine-grade pump designed for reliable fuel delivery in 454 engine applications.

It operates mechanically, driven by the engine's camshaft, ensuring consistent fuel flow for optimal performance.

Built to withstand harsh marine environments, it is durable and corrosion-resistant for long-lasting use.

The Mercruiser 454 Mechanical Fuel Pump, Marine Pumps specifications and technical properties are as follows:

Size: Typically fits standard V8 engine configurations, dimensions approximately 6" x 4" x 3" (varies by model).

Grade: Marine-grade fuel pump designed for gasoline engines.

Viscosity: Compatible with fuels of varying viscosities, optimized for marine gasoline (e.g., 87–93 octane).

Buoyancy: Not applicable (non-buoyant, mounted on engine).

Material: Cast aluminum or steel housing, nitrile or Viton diaphragms and seals for corrosion resistance.

Pressure Rating: Typically 4–7 psi (varies by model).

Flow Rate: Approximately 30–40 gallons per hour (GPH).

Mounting: Bolt-on mechanical pump, engine-block mounted.

Compatibility: Designed for Mercruiser 454 CID (7.4L) engines.

Weight: Approximately 2–3 lbs (varies by construction).