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SOHC.co.uk Forums => CB350/400 => Topic started by: Harold 400/4 on August 06, 2020, 07:12:18 PM

Title: NGK plugs
Post by: Harold 400/4 on August 06, 2020, 07:12:18 PM
Looking for D8EA plugs. I read there are some fake ones out there to avoid??
Can anyone recommend a supplier? TIA. Harold
Title: Re: NGK plugs
Post by: SteveW on August 06, 2020, 07:25:30 PM
Euro Car Parts
Title: Re: NGK plugs
Post by: davefirestorm on August 06, 2020, 07:28:10 PM
Lots of fakes around allegedly 😁 I never buy at a/jumbles or Fleabay but use a motor factors but still get the odd dud🙀
http://redirect.viglink.com/?key=71fe2139a887ad501313cd8cce3053c5&subId=5527804&u=http%3A//www.ngk-sparkplugs.jp/english/techinfo/fake/
Title: Re: NGK plugs
Post by: K2-K6 on August 06, 2020, 07:38:18 PM
I've used this supplier over the years for various bits and pieces,  always without problems.

https://www.gsparkplug.com/1x-ngk-copper-core-spark-plug-d8ea-2120.html
Title: Re: NGK plugs
Post by: Nurse Julie on August 06, 2020, 07:48:23 PM
You can easily tell the fakes as they don't have any numbers stamped in the metal collar.
If you get stuck finding them Harold, I have plenty in stock ( Genuines, not duds 😊😊😊) Just send me a PM.
Title: Re: NGK plugs
Post by: davefirestorm on August 07, 2020, 07:51:36 AM
Still on subject of plugs am I right saying Nippon Denso plugs were used by Honda as original fitment? I see Nippon Denso plugs are still available,anyone using them instead of NGK?
Title: Re: NGK plugs
Post by: Nurse Julie on August 07, 2020, 08:04:36 AM
Still on subject of plugs am I right saying Nippon Denso plugs were used by Honda as original fitment? I see Nippon Denso plugs are still available,anyone using them instead of NGK?
Yes, we have ND in a few of our bikes, my 550 Mongrel being one of them. The problem now though is that the X-22ES have recently been discontinued by ND 🙄🙄🙄. I don't know if the X-24ES are still available for the 400/4 though.
Title: Re: NGK plugs
Post by: Spitfire on August 07, 2020, 09:52:23 AM
I use ND X22-ES in my 750F1 and they work well, the X24-ES are still available.
https://www.sparkplugs.co.uk/catalogsearch/result/?q=ND+X-24ES-U&x=22&y=23


Cheers

Dennis
Title: Re: NGK plugs
Post by: davefirestorm on August 07, 2020, 10:06:42 AM


https://www.denso.com/global/en/products-and-services/automotive-service-parts-and-accessories/plug/special/catalog/pdf/catalog_generic.pdf
Title: Re: NGK plugs
Post by: MrDavo on August 07, 2020, 11:21:20 AM
I got some very cheap  NGK plugs (so called) for the CL450, via eBay. So cheap I bought two spares, as well.

They didn't last 5 minutes, I am now using the 50 year old originals that came with the bike, no problems at all! :)
Title: Re: NGK plugs
Post by: Rob62 on August 07, 2020, 11:31:38 PM
Halfords for NGK plugs...but you will be lucky to get more than two, they only seem to keep one or two of each type in stock.  Personally I prefer nippon denso,, I use these people https://www.sparkplugs.co.uk/
Online denso catalogue
https://www.denso-am.co.uk/e-catalogue/
Title: Re: NGK plugs
Post by: Bryanj on August 08, 2020, 07:01:54 AM
I buy from my local motorfactors, highly unlikly to be forgeries
Title: Re: NGK plugs
Post by: davefirestorm on August 08, 2020, 07:34:11 AM
I get from motor factors via my brothers garage and had couple duds 1 being Iridium which ain’t bad in over 20 years😁 I avoid online buying of anything unless I’m certain seller is honest
Title: Re: NGK plugs
Post by: ka-ja on August 08, 2020, 03:31:04 PM
It is sickening when hours and hours of wasted time chasing timing/carburation problems are almost cured by refitting four very rusty but wire brushed 40 year old NGK's in place of four new ones, and the improvement carries on after fitting ND plugs
Title: Re: NGK plugs
Post by: Harold 400/4 on August 08, 2020, 05:21:14 PM
Thanks for all comments. Like you Bryan and Dave, managed to get some from a small motor factors not too far from me. Appreciate the offer of plugs N Julie! Cheers.
Title: Re: NGK plugs
Post by: Bryanj on August 08, 2020, 06:11:35 PM
I have managed to aquire a few D7EV for my 500, originaly used on advice a a gentleman named Stan Dibbden who was the NGK and Mobyke rep in the 70's ( and a VERY respected ex racer), started cleaner ran faster and more mpg. No longer made but found some
Title: Re: NGK plugs
Post by: mike the bike on August 09, 2020, 10:21:36 AM
In that case, would a D7EA work better than a D8EA?
Title: Re: NGK plugs
Post by: Bryanj on August 09, 2020, 10:41:15 AM
On a 500 probably
Title: Re: NGK plugs
Post by: JezzaPeach on August 09, 2020, 12:46:57 PM
D7EA with resistor caps certainly working for me. 500/4 K1 with DSS coils.
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