which spark plugs for 04 sti 340 bhp

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14 December 2007, 10:11 PM

brens.scoob

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which spark plugs for 04 sti 340 bhp

hi guys.30k service coming up and want to know what ngk plugs to fit.

is there any different plug for running more boost or bhp than standard.

thanks.

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15 December 2007, 07:30 AM

B0DSKI

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Denso iridiums. One step colder firing. Ideal for your use M8

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15 December 2007, 12:36 PM

JohnD

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Quote:

Originally Posted by B0DSKI

Denso iridiums. One step colder firing. Ideal for your use M8

Denso make a vast range of iridiums.
You've still got to quote the actual recommended version and heat grade!
ie IK22
You could also consider NGK PFR7b
Set gaps to no more than 0.7mm
JohnD