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-   -   Spark Plug Gap (https://blazerforum.com/forum/engine-transmission-35/spark-plug-gap-106051/)

Bazz Nov 3, 2023 07:32 PM
Spark Plug Gap
 
Hi Guys, I have a 1977 non-Californian Blazer 4 x 4 with a 400cu small block and a genuine GM HEI Distributor. I would like to know the correct spark plug - hope someone out there can help me, Regards, Bazz


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