VW GOLF 1.6 16V.
CAR 'HESITATES' ON ACCELERTION...CURRENT MPG READOUT DROPS SLIGHTLY/IMMEDIATLY. RUNS ROUGH/ NOISIER. AVERAGE MPG HAS DROPPED FROM 49-50 TO 44-45
CAMBELTS REPLACED /TIMING CHECKED
CENTRE EXHAUST BOX REPLACED.
TROTTLE BODY CLEANED
SUPER UN-LEADED FUEL BEING USED