Product Details
Description
Mikuni Fuel Pump (Rectangle, DF44-227); Universal
Replacement Part Details
Use this part when the original component is worn, damaged, missing, or no longer working correctly. Many scooter parts can look similar but use different sizes, plugs, brackets, thread patterns, or mounting styles, so careful comparison before purchase is recommended.
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Fitment Notes: Universal Fit
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Additional information
| Weight | 0.7 lbs |
|---|---|
| Dimensions | 3 × 4 × 2 in |
| Condition | New |
|---|
The Mikuni DF44-227 is the benchmark vacuum-actuated fuel pump for small-displacement carbureted vehicles. Made in Japan, this rectangular-body pump reliably moves fuel from tank to engine on everything from GY6 and QMB139 scooters to minibikes, go-karts, and even marine applications with 1/4" fuel lines. Ideal for builds where the fuel tank sits at or below engine height — including popular platforms like the Icebear Maddog and Honda Ruckus.
- Vacuum-actuated diaphragm pump — no electrical connection required
- Brass vacuum fitting for easy vacuum line connection
- Directional flow arrows molded on the underside for correct inlet/outlet orientation
- Two frame-mounting tabs for secure installation
- Made in Japan by Mikuni
- Compatible with 1/4" fuel lines
- Part Number: DF44-227
- Overall Width (with mounting brackets): 67.5mm
- Overall Height (with brass fitting): 40.25mm
- Fuel line size: 1/4"
- Actuation: Vacuum
- SKU: 1300-1170
| Vehicle Type | Common Applications |
|---|---|
| Scooters | GY6 50–150cc, QMB139 50cc, Icebear Maddog, Honda Ruckus-style with low-mounted fuel tanks |
| Boats / Go-Karts | Carbureted small-displacement boats and go-karts with low-mounted tanks |
| Marine / Other | Evinrude and other small engines with 1/4" fuel lines |
Â





