FUEL PUMP GSS343 255 LPH
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The Walbro GSS343G3 is a compact, high-performance in-tank fuel pump designed for modern EFI applications requiring consistent fuel delivery under high-demand conditions. Featuring a flow rate of 255 liters per hour at 50 PSI, this pump is capable of supporting builds up to 550 horsepower on gasoline (GAS).
Part of the GSS-series, the GSS343G3 has a 39 mm body diameter and a 19 mm inlet, making it compatible with a wide range of OE and aftermarket fuel pump hangers — especially in vehicles requiring a compact layout and 0° outlet-to-inlet alignment.
This pump includes an integrated check valve, supports 12V operation, and utilizes a single-stage gerotor design for reliable, high-pressure performance.
