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340man · Sep 15th, 2018, 22:58

Some time ago I bought a set of NGK ZGR5B Sparkplugs, online they were listed for the 340 1.4. I thought that I might fit them today, however in the Haynes manual they are not listed, and the various listed ones have different gap settings.

What gap do I use for the ZGRB5B?

Thanks in advance.

Sep 15th, 2018, 22:58	#1
340man Member Last Online: Sep 26th, 2019 09:23 Join Date: Jan 2012 Location: Middlesex	Spark plugs 1.4 GL 1989 Some time ago I bought a set of NGK ZGR5B Sparkplugs, online they were listed for the 340 1.4. I thought that I might fit them today, however in the Haynes manual they are not listed, and the various listed ones have different gap settings. What gap do I use for the ZGRB5B? Thanks in advance.