C900 Workshop
So I'm replacing my spark plugs and I have been told its really important to get the right ones.
The Bentley says NGK BCP7EV or NGK BCP7ES
The Saabsite.com only has BCPR7ES11 (I'm assuming they are NGK's) or BCP6ES
Partsforsaabs.com has NGK BCP7EVX for 1984-1993 Turbo 16 Valves but they have...