A fuel surge tank (FST) is designed to prevent fuel starvation to the engine on vehicles with inadequate fuel tank baffling. The FST fuel pump(s) feed the fuel rail(s). The volume of fuel inside the surge tank acts as a buffer to always keep the FST pump(s) supplied with fuel. This volume is maintained by the main fuel tank’s pump as well as the fuel returning from the fuel pressure regulator. Excess fuel in the surge tank is returned back to the vehicle’s main fuel tank. The surge tank also provides a quick and easy way to upgrade any standard fuel system without opening the stock fuel tank. This is an excellent fueling solution for vehicles installing large demand power upgrades such as forced induction.
The MPFST can be configured to use up to two fuel pumps. The Walbro 416 E85 pumps are shown in the pictures however this Raceworks surge tank is also compatible with a whole host of other fuel pumps. The pumps are mounted using an anodized aluminium bracket. The fuel pump filter socks are retained. The FST incorporates a multi-pin high amperage sealed electrical bulkhead connector. All internal wires are gasoline, ethanol, and methanol compliant.
The MPFST is available without pumps and prepped for the user to install their own pumps. If this is preferred, please select “No Pumps”. If pumps are needed, the surge tank will Fuel pumps/with sock filters. Please select the preferred combination of pumps from the list. The MPFST is sold in 1 or 2 pumps configurations.