Home › Forum › Ask A Member › Spark Plug Thumb Nuts Thread Size › Re: Spark Plug Thumb Nuts Thread Size
February 21, 2018 at 7:14 pm
#71426
NOS J8 would be easy way out, probably in same price range as a metric tap you will only use once.
Fellow at Constantine had a variety of NOS spark plugs for sale.
As the saying goes.."they are out there" so ask around.
Louis