YDO Fuel Pump for Onan P216G P218G P220G P224G B43/B48 Engines — Direct-Fit Vacuum Replacement, OEM Part #149-1982

The YDO fuel pump is a direct-fit replacement for Onan small engines (P216G, P218G, P220G, P224G, B43/B48 series) that restores reliable fuel delivery and matches OEM specifications.

If your mower or generator with an Onan engine shows signs of fuel-starved performance, this YDO vacuum-style fuel pump is built to bring consistent fuel flow back into the system. Designed to replace part numbers 149-1982, 149-1544 and 149-2187, it replicates the fit and function of the factory part while using durable materials intended for long service life.

How does this pump match the original Onan part?

YDO engineered this pump to meet the dimensions, mounting points, and inlet/outlet orientations of the OEM units so installation requires no modification. The internal diaphragm and valve layout mirror factory designs to provide similar vacuum-driven fuel delivery characteristics.

• Direct compatibility with OEM part numbers 149-1982, 149-1544, 149-2187
• Same mounting bolt pattern and port placement for bolt-on replacement
• Vacuum-operated design replicates original fuel flow behavior

What engines and machines will this pump work with?

This pump is intended for Onan engine models commonly used in lawn and turf equipment and small service generators. It covers a range of Performer and B-series engines used by mower manufacturers and select industrial equipment.

• Compatible models: P216G, P218G, P220G, P224G
• B-series coverage: B43E, B43, B48G, B48
• Used in many mower and small equipment applications where the listed part numbers are specified

What are the build quality and durability features?

The pump is produced with robust materials and precision-molded components intended to resist wear from fuel exposure and mechanical cycling. While not an OEM-branded item, it is manufactured to closely follow original engineering standards for long-term reliability.

• High-quality diaphragm and housing materials resist fuel degradation
• Precision valves and fittings for consistent sealing and flow
• Constructed to withstand typical operating stresses in mower and generator use

How easy is installation and what support comes with the purchase?

Installation is straightforward for anyone familiar with small-engine maintenance: unbolt the old pump, transfer lines, and mount the replacement in the same orientation. YDO backs the product with a simple returns policy and a limited warranty to help protect your purchase.

• Bolt-on replacement—no modifications needed for compatible engines
• 30-day return or refund option if the part doesn’t meet expectations
• 6-month quality warranty with free replacement for verified defects

Who is this for? This YDO fuel pump is aimed at mower owners, small engine technicians, landscapers, and equipment maintenance shops who need an affordable, OEM-form-fit replacement for Onan engines. If you have an Onan P216G/P218G/P220G/P224G or B43/B48-series engine that specifies part numbers 149-1982, 149-1544, or 149-2187, this pump offers a practical option to restore dependable fuel delivery without sourcing a factory-only component.