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pro-comp aussie heads sbf

17270 Views 14 Replies 13 Participants Last post by  dennis111
I have built an new 393 ci. motor using Pro-Comp victor jr style heads (aussie heads) w/ 2.02/1.60 valves & 215 cfm intake ports and 60cc. chambers. I don't know the recomended spark-plug length or even the recomended plug for these heads. Can anyone help me? Peet, in N. Carolina.
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