sparkplug reading - Color Tune

[Mike (Perth, Western Australia)]

At 09:21 AM 16/3/2000 PST, you wrote:
>The "New Color Tune" is here!
>Do any of you have experience with Color Tune?  David Vizard says that 
>sparkplug reading is a very unreliable way of setting mixture strength;  he 
>likes to use an EGO and a Color Tune.  I won't just automatically believe 
>everything that I read, but his suggestion does at least pass a first check 
>of reasonableness.

By colour tune, do oyu mean that special spark plug with quartz window,
because I've got one of those and could do with 5 more ;-)

Tried it on a 4 cyl 1600 - very difficult to look at the plug when its
on load,

*grin*

A helpful tool though for for idle tuning,

Rgds

:) Mike

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