"Ohan ." wrote:
>
> Following the manual for my S-V which states using Champion spark plugs
> "N9C" and confirming this with most of the listers, I went to the local shop
> and all I could find were "RN9YC". Are these two one and the same?
>
> When I removed the plugs off the alpine "NGK BP6ES" and compared them with
> "RN9YC" they seem to be similar. I installed one in and it fit fine. I'm
No. I don't think they are the same. The "R" is for resister and "Y" is
extended tip. I think "N" might mean long reach. I have seen the
extended electrode's in Alpines before. I think they will work just
fine.
jan
NGK's web page
http://www.ngksparkplugs.com/techinfo/spark_plugs/partnumberkey.pdf
Some Champion info:
http://www.edelbrock.com/automotive/sparkplugs.html
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