Autolite Spark Plug For AFR Heads - Cold Heat Range

CJ's Part Number: SP3922
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$5.99
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SP3922
SP3922 SP3922_1

Product Description

Autolite Spark Plug for AFR race cylinder heads.

For colder/low heat range. Use with nitrous, blower or 11:1 and higher compression ratio engines. Also works with Edelbrock aluminum heads.

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Mustang Applications

This product will fit the following Ford Mustang years:

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