5224 is stock heat range, and the tip sticks further into the combustion
chamber. 3923 is one range cooler, and a bit shallower than the 5924
On 2001.05.30 18:25 Michael Stepka wrote:
> What is the difference between the Autolite 3923's and the autolite's
> that
> are recommended 5224's? When I looked at the Autolite book it list 5224
> for the spark plug. What exactly is different about it? Thanks.
>
> Mike
>
>
>
>
-- _______________ Jon Smith Raleigh, NC www.fast4x4.net '94 CC 4x4 318 344rwhp/424rwtq ~~~~~~~~~~~~~~~
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