Electric fuel pump dual polarity Made in Germany with modern, reliable, electronic, solid state switching and control which eliminates the use of contact breaker points. Plus the diaphragm is made of an ethanol resistant material unlike your old SU pump. With the new fuels they will attack non protected rubber in your fuel system. Now you can have a vintage looking SU Style fuel pump with peace of mind that only an electronic fuel pump can offer. Plus the characteristic ticking is retained. Over time your old SU pump slowly pumps less and less as the diaphragm and internals wear. By fitting the new fuel pump to your Austin Healey, Jaguar or MGB you will find the car starts easier and runs smoother if your old pump in over five years old. Fuel Pump Specifications 1.5 Liters per minute at 3 PSI. Fits Austin Healey BJ8 from 28225, E-Type 1965 to 1971 and MGB 1965 to 1980 and Triumph STAG.