Quote:
Originally Posted by classicswede
Use NGK, Denso or genuine Volvo plugs
Avoid Champion and Bosch
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This - 100% !
I'm using NGK BPR6ES in my 1996 2.3LPT/B230FK
It might be worthwhile checking your HT leads as well. If they're the originals it might be time to get some new ones on there - Bougicourd are the OEM and personally I wouldn't use anything else.