1990 BMW 520 misfirer

1990 BMW 520
178,000 MILES • 6 CYL • 2WD • MANUAL
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PROKLEEN
  • MEMBER
  • 2 POSTS
hi i have a 520i bmw when you start it all is fine but driving it /it starts juddering like its missing all plugs look new so do you think it could be leads or fuel filter /if it is fuel filter where is it please help
Apr 30, 2010 at 4:48 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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PROKLEEN
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  • 2 POSTS
thank you for your time do you know what gap on plugs should be as i cannot find what they should be on a 520i on a g reg 1990
May 2, 2010 at 6:45 AM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Try .028-.032 gap
May 2, 2010 at 2:45 PM
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