Re: Spark Plugs

Posted by PackardV8 On 2011/9/8 17:32:27

Also note that the AL website crosses 66 into R45XLS and to 45XLS. So the 66 is Autlites answer to BOTH a resistor and a NONresistor plug but does not indicate if the 666 is resistor or not. Again we have an inability to determine from the AL # just exactly what it is or is not.