anyway went and asked for bpr6es as i was told on here
but he says that ngk reccomend zgr5a plugs for my tech 1
didnt have any in stock so he,s getting both the bpr and zgr in for me tmoro
so which is best for me??
he says the centre electrode is slighly longer on the zgr,s
what set should i get
Ant if you see this pls answer


