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Old 11-08-2021, 02:48 AM   #14
KULTULZ
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Join Date: Aug 2012
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Exclamation Re: F10 champion plugs

... hmmph ...

Stumbled (before beer-thirty) across this in the 1957 FORD TRUCK WSM -

CHAMPION F10 SPARK PLUG -

ECR 272 ENGINE (HD) - 302 -332

It equates to AUTOLITE/MOTORCRAFT BRF-22 (also BF-22 which was a RACING PLUG in the day).

It is a cold plug.
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