Thread: spark plugs
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Old 05-10-2013, 12:21 PM   #5
men8ifr
Gnarly Adventurer
 
Joined: Jan 2008
Location: Midlands UK
Oddometer: 383
I run iridiums in my 950.

I spoke to Bosch about the cr8ek design - simply it is to extend the wear life with the 2x grounds - does not help performance and is basically an old design before platinum/iriduim was available and cheap enough.

The iridiums will last longer and perform better.
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