The head on the MGF's K-series was warped. I bent a valve, and just swapped the head for a spare one while I rebuilt the old one with new valves and seals, etc.
You'll be messing with fuel pipes and possible spilt fuel, so it's recommended to remove the fuel pump relay/fuse and crank the engine to get all the fuel from the fuel rail and to depressurise the system (run until the engine splutters to a petrol starved stop). Removing the metal clamps from the fuel pipes on the inlet produced...
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