84 xf falcon

hi there im looking to solve a problem with an xf falcon. i have recently just serviced the car with new leads, plugs, coil, carby kit, fuel filter and oil change but it has a problem.:banghead: while driving it seems to want to cut out you can start it again but it will still do it time and time again especially when you need to accelerate up hill.not sure if it is electrical or fuel problem. does any one have any ideas on what to do to fix this.

Hey mate from experience it is both the timing and the carby