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Bosh or NGK spark plugs
Posted: Fri Apr 26, 2013 5:59 pm
by jonja
Wich ones would be better for h22a?
Posted: Fri Apr 26, 2013 6:01 pm
by Dbo
NGK Platinums

the only choice
Posted: Fri Apr 26, 2013 6:33 pm
by ADS1
NGK Platinums or iridiums both good. I have to say tho, when i got my prelude, she had bosch super 4's fitted. And ran perfect on them for several months.
I eventually changed to ngk iridium, bot noticed no difference at all.
Posted: Fri Apr 26, 2013 7:38 pm
by si import
NGK. My Lude didnt like bosch plugs for some reason
Posted: Fri Apr 26, 2013 7:59 pm
by NafemanNathan
The question is normally "NGK or Denso?", Bosch never really comes it to it
You'll not gain anything from fitting Platinum over Iridium, the Platinums are more expensive, but they do last longer.
Posted: Fri Apr 26, 2013 11:36 pm
by jonja
well if bosh will do its job at least for 2 months than im happy with that
cause now im running on one and half year old denso

Posted: Sat Apr 27, 2013 7:15 am
by si import
i noticed the difference straight away .It ran alot smoother with the NGK .
Posted: Sat Apr 27, 2013 8:53 pm
by Merlin
Only ever NGK

Posted: Sat Apr 27, 2013 8:59 pm
by honda-hardy
what is part number for the ngk plugs for my h22a for the type s?
Posted: Sat Apr 27, 2013 9:37 pm
by Merlin
PZFR6F-11
http://www.ngkpartfinder.co.uk/
It should be the same part number as the other H22's.