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j4meswrx

07 September 2011 12:12 AM

plugs

hi guys going to be running close to the 400hp what plugs will i need cheers james

jura11

07 September 2011 12:19 AM

I'm running NGK PFR7B and many people running these over 400bhp

Jura

j4meswrx

07 September 2011 12:39 AM

are denso iridium no good ?

jura11

07 September 2011 12:53 AM

Quote:

Originally Posted by j4meswrx (Post 10223535)

are denso iridium no good ?

Which one you have there?

I would go with NGK PFR7B,these are proven in many application and many cars.

Jura

JohnD

07 September 2011 10:10 AM

I have a set of Denso 'tough' VK22 (iridium centre electrode with platinum ground) but have refrained from fitting until I'm confident that early problems with this make (electrode insulator failure in high output applications?) are not now an issue.

JohnD

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