A NEW CHROME IN LINE FUEL / PETROL FILTER  INLET & OUTLET IS 1 /4  I.E. 1/4 INCH INSIDE DIAMETER RUBBER FUEL HOSE WIILL FIT THIS . SUITABLE FOR A RANGE OF CLASSIC CARS INCLUDING  : SPITFIRE, GT6, HERALD , VITESSE, TR4 -6 MGB MG MIDGET . ETC.  4.5cm DIAMETER / 6cm LONG / 10.50 cm OVERALL