Practically Classics Forum

Just resurecting this post. I managed to get to the point where the Midget was running on 3 cylinders when cold but then ran on 4 when off the choke/warm. It was also smoking quite a bit so I decided that I had to take the head off to take a look. On taking all the valves out tonight I've found I ...

I own a 1972 MG Midget with a 1275 A-series running standard twin SU carbs. When warm the engine runs superb. I have a problem though when it's cold & running on choke as only cylinders 1 & 4 are running. Taking the plug leads off 2 & 3 when cold & on choke make no difference to rough running but ...