P38 Plugs

Aug 16, 2006 10 Replies

At the moment I have std Champion plugs in my 4.6 P38 RR (GEMS engine). I dunno if it's me but I've never been much of a fan of Champion & prefer NGKs. I was thinking of fitting NGK Iridum plugs (BPR6EIX) & Magnecor leads (8019).



Comments / suggestions welcome ......



Cheers, Chris.



Gems doesn't need irridium plugs, save your dosh and fit NGK BPR6ES, and std leads. There's nowt wrong with the factory leads on this engine. The problem is heat from the exhausts, Magnecors will fail eventually due to their insulation resistance breaking down, same as any other make of lead. Stay away from some of the crappy cheap leadsets on flea-bay and you'll be fine. Badger. B.H.Engineering, Rover V8 engine specialists.

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Pass! Never tried to find out. Badger.

save your dosh and fit NGK BPR6ES

Thanks for the advise. What's the difference between BPR6ES & BPR6ES-11 by the way?

Cheers, Chris.

Thanks for the swift reply, looks like I'll stick to the std ones then. Have just posted a q about exhausts that I would value your answer to.

Cheers, Chris.

BPR6ES are pre-gapped to 0.8mm

BPR6ES-11 are pre-gapped to 1.1mm

and... the -14 version is pre-gapped to 1.4mm

On or around Fri, 18 Aug 2006 07:45:00 +1200, EMB enlightened us thusly:

if running on LPG I'd go for the standard gap...

Mind, I have to admit to buying v-grooved ones for the 2.8 ford the other day...

In which case BPR6EY are the way to go. With LPG I tend to use a high-output coil and about 1.0mm gap - gives a nice fat spark to make the stuff burn.

Now I'm confused .... BPR6ES or BPR6EY for the RR???

Chris

On or around Fri, 18 Aug 2006 22:15:10 +1200, EMB enlightened us thusly:

yeah, my thoughts too - I don't go for a huge gap. LPG is less good as a conductor, apparently, so I try to make it easier for the spark to jump.

Either will do fine - the EY ones have a V-electrode and theoretically give a better spark.

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