Thread: sparkplug
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Old 10-07-2004, 07:31 AM   #2
Tool Pants
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Join Date: May 2002
Location: San Jose
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On a 2.5 the factory plugs are Bosch FR 7 LDC4 or Beru 14 FR 7 LDU. Both have 2 side electrodes. The brand does not matter and Porsche has used both brands.
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