Add lang mga paps. http://performanceunlimited.com/documents/plugsidegapping.html
John Jordan Veteran Oct 23, 2013 #81 Add lang mga paps. http://performanceunlimited.com/documents/plugsidegapping.html
Dropper Veteran Jul 16, 2015 #84 done my SP side gap the other day... so much appreciated increase pick up, better engine response and smooth/less vibrate on 14 -42 combination specially on full throttle using stock NGK SP Last edited: Jul 16, 2015
done my SP side gap the other day... so much appreciated increase pick up, better engine response and smooth/less vibrate on 14 -42 combination specially on full throttle using stock NGK SP