1985 BMW 735 wont start

Tiny
85BIMMER735
  • 1985 BMW 735

Engine Mechanical problem
1985 BMW 735 6 cyl Two Wheel Drive Automatic 320000 miles

i bought the car about 2 months ago about a week after driving the car I was on my way home and the rpms dropped while I was driving about 50 mph and the car missfired and stalled I have replaced the plugs, wires, cap, and rotor and the car starts sometimes but 99% of the time it starts and dies after about 5 seconds the one day I got it to run for about 30 mins in the driveway (i was stuck in the snow) once the car reached operating temp it stalled and died so I pulled the plugs and they were black like the car was runnin really rich I dont know what else to do can someone please help

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Tuesday, February 16th, 2010 AT 7:42 PM

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Tiny
DR LOOT
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  • 2,330 POSTS

You need to check the fuel pressure low pressure will cause a vehicle to run rich, also disconnect the vacuum line from your pressure regulator that will allow the system to run at full pressure see if that helps.

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Tuesday, February 16th, 2010 AT 11:35 PM

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