What is a stock heat range NGK plug for 351 ford with afr heads? is it a NKG6?
L litng1 · Registered Joined Apr 6, 2011 · 514 Posts Discussion Starter · #1 · Aug 31, 2014 What is a stock heat range NGK plug for 351 ford with afr heads? is it a NKG6?
9 93reefbluegt · Registered Joined Apr 12, 2009 · 1,106 Posts #2 · Sep 3, 2014 i run a NGK BKR6e plug on my 408w with AFR heads when not spraying, this is a stout pump gas street/strip motor if this helps.
i run a NGK BKR6e plug on my 408w with AFR heads when not spraying, this is a stout pump gas street/strip motor if this helps.
L litng1 · Registered Joined Apr 6, 2011 · 514 Posts Discussion Starter · #3 · Sep 4, 2014 Thanks for info.
