Re: Spark Plug '47 Custom 356ci 14mm Head

Posted by Owen_Dyneto On 2022/10/27 7:41:36

AutoLite 308 is my choice.

Could you post the casting date on your head with 14mm plugs? Most of the 356 heads I 've seen with 14mm plugs were cast in early 1951, whether for marine use or as replacement auto use I don't know.