Verdicts on these spark plugs?

The last incarnation of our beloved mr2..Discussion and technical advice for the ZZW30 MR2 Roadster (MR-S), & MR2 Spyder. 1ZZ-FE.

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gforceuk
Posts: 227
Joined: Tue Jul 07, 2009 12:25 pm
Location: Nottingham

Verdicts on these spark plugs?

Post by gforceuk »

Just changed my plugs and these are the old ones.

The first two seemed fine but the other two you can see have quite a bit of oil on them.



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frogger
Posts: 60
Joined: Mon May 17, 2010 9:55 pm

Re: Verdicts on these spark plugs?

Post by frogger »

The oil seems to be on the ends exposed to the outside only - i.e. not the ends inside the engine.

Possibly they're just the two nearest to the oil filler cap? (so when a bit has spilt in the past (during topup/oil change) its hit those plugs and not so much the others??)

If its the two at the tother end then :-k lol

It's no suprise some oil has spilt in the past if the x-brace has been stubborn to come off :lol:
gforceuk
Posts: 227
Joined: Tue Jul 07, 2009 12:25 pm
Location: Nottingham

Re: Verdicts on these spark plugs?

Post by gforceuk »

It's the two furthest from the filler cap . So I'm presuming it's just the main gasket that could do with a change
Fourveesix
Posts: 110
Joined: Mon Nov 27, 2006 11:35 am

Re: Verdicts on these spark plugs?

Post by Fourveesix »

Why are you running different plug types and brands together??
gforceuk
Posts: 227
Joined: Tue Jul 07, 2009 12:25 pm
Location: Nottingham

Re: Verdicts on these spark plugs?

Post by gforceuk »

I'm not , the previous owner did . I've just replaced all four with bosch plugs
Fourveesix
Posts: 110
Joined: Mon Nov 27, 2006 11:35 am

Re: Verdicts on these spark plugs?

Post by Fourveesix »

Gotya. :thumleft:
jem
Posts: 375
Joined: Fri Apr 21, 2006 11:31 pm
Location: Wisbech, Cambridgeshire

Re: Verdicts on these spark plugs?

Post by jem »

I wouldn't be worried about that. Now you have four matching plugs I wouldn't worry. Cant see where the oil has come from, but it's a tiny amount in the grander scheme of things. pop the new ones out in a couple of hundred miles or so and I suspect they will be spot on :thumleft:
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