Originally Posted by
Twellsie
what do you gap 071's to on stage 3, i have ik27's at the moment but have developed a bit of a misfire on boost, so thought these would be a cheap option to test if it the plugs
....u'd be better off ringing NMS and finding out what he set the plugs at and checking the gap on the ones u've got.....iridiums last a long time so they might just need gapping again........
.........mine are gapped at .75mm