Backfiring under boost
    Eric_R_Kissell at whirlpool.com 
    Eric_R_Kissell at whirlpool.com
       
    Thu Feb 10 07:54:23 EST 2005
    
    
  
IIRC, the spark plug for a 1991 200q 20v is:
Bosch F5DPOR
Most others do not work well.
$12.95 each at www.sjmautotechnik.com
HTH,
Eric
    
    
More information about the 200q20v
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