RE: What spark plugs in my TR6

[Randall Young <randallyoung@earthlink.net>]

Lower numbers are hotter plugs only for NGK.  Champion, AC, Bosch, 
Autolite, Accel all use higher numbers for hotter plugs (within the same 
series).

There are some nice pictures of plugs in various conditions at
http://www.silverlink.net/~smcdermott/plugs.htm

Randall

On Thursday, September 16, 1999 4:45 PM, Jim Altman 
[SMTP:jaltman@altlaw.com] wrote:
>
> I may be wrong, but something in the back of my mind tells me that the 
lower
> numbers are hotter plugs, but I may be wrong about that.