Walbro 255 Fuel pump

[jay s]

Want to fit a walbro 255 fuel pump to my car but 2 different ones listed for a williams/valver. i have a phase 2 pump fitted.....
says something about different inlets :?

which one do i need ?

http://cgi.ebay.co.uk/WALBRO-255-FUEL-PUMP-FITS-RENAULT-CLIO-WILLIAMS-/160514584052?pt=UK_CarsParts_Vehicles_CarParts_SM&hash=item255f6a2df4

or

http://cgi.ebay.co.uk/WALBRO-255-FUEL-PUMP-FITS-RENAULT-CLIO-WILLIAMS-/150528673926?pt=UK_CarsParts_Vehicles_CarParts_SM&hash=item230c354886

cheers :D

[JamieG]

Id be interested what the difference is and which one i'd need on a Williams 1.