They are built by Tanks Inc. And measure 42-1/2" x 15-1/2" x 10. 1½ deeper than stock, 2 extra gallons. Fully baffled and has an internal reservoir tray. This is a'must have' if you run fuel injection.This is the preferred pump for LS based swaps. The assembly has the pressure port, the return port and a vent port. (They are 1/4 npt female). This combo includes one fuel level sending unit. Specify which one you need. Here are the universal fuel level sending units we have available. 240 ohm empty - 33 ohm full. Normally used with most Autometer, Stewart Warner & Classic gauges. 10 ohm empty - 180 ohm full. Normally used with most VDO gauges. 0 ohm empty - 30 ohm full. Normally used with most 1964 and older GM gauges. 0 ohm empty - 90 ohm full. Normally used with most 1965 - 1997 GM gauges. 73 ohm empty - 10 ohm full. Check our other auctions for more fuel tanks, steering, frame and suspension parts. This store sells products that may contain chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm.