Originally Posted by Pete52
I would check for a vac leak , will the engine run with the choke on ?If's there is a vac leak it will only run for a few seconds then the fuel runs out in the clys. and she'll die try the carb cleaner at the same time you're trying to start and see if you can keep it running than spray on the gaskit also the front and rear gaskit.

Pete

Same results with or with small amount of choke