The Mercruiser 4.3 Accelerator Pump is a marine-specific carburetor component designed to deliver a quick burst of fuel during sudden throttle acceleration. It ensures smooth engine response and prevents hesitation in marine applications. This pump is essential for maintaining optimal performance in Mercruiser 4.3L engines.

The Mercruiser 4.3 Accelerator Pump is designed for marine applications with the following key specifications:

Size: Typically fits 4.3L V6 engines, dimensions vary by model.

Grade: Marine-grade components for corrosion resistance.

Viscosity: Compatible with standard marine engine oils (e.g., SAE 25W-40).

Buoyancy: Not applicable (non-floating component).

Material: Constructed from durable materials like stainless steel, aluminum, or reinforced polymers.

Function: Delivers fuel during throttle acceleration to prevent hesitation.

Compatibility: Designed for Mercruiser 4.3L MPI and carbureted engines.