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Hi guys,

Pretty new to this forum, mechanics and skylines having just bought one and I've started to replace most of the easy stuff myself.

I'm getting minor misfires and was looking to replace the spark plugs and leads before I look into coil packs.

Have searched the Internet tireless and have an understanding to buy pre"gapped" .8mm spark plugs, iridium if it can be helped.

Would someone be able to recommend or link me some decent spark plugs and leads?

So far I've looked at the NGK BCPR6ES but they are not iridium and are super cheap? No idea about what leads.

Cheers guys

I am sure your ability to Google will become better in the very near future.

Firstly you need to stipulate what boost you are running as that will determine what heat spark plug you should run.

You don't need iridiums. Don't kid yourself.

You don't HAVE to buy pre gapped if you have a feeler gauge then gap them yourself. It is good practice to check the gaps on the plans prior to installation.

For you I would probably recommend bcpr7's and gap em to 0.8 before you do anything else.

Does the loom look rooted? If not then don't touch it. I don't see why people are blaming the loom before anything else.

  • Like 1

I am sure your ability to Google will become better in the very near future.

Firstly you need to stipulate what boost you are running as that will determine what heat spark plug you should run.

You don't need iridiums. Don't kid yourself.

You don't HAVE to buy pre gapped if you have a feeler gauge then gap them yourself. It is good practice to check the gaps on the plans prior to installation.

For you I would probably recommend bcpr7's and gap em to 0.8 before you do anything else.

Does the loom look rooted? If not then don't touch it. I don't see why people are blaming the loom before anything else.

Thanks bud, that link is exactly what I needed.

As for boost, I can't really say but I'd like to find out if you could help. It's a stock standard 2000 R34 25GT-T with no modifications other than strut bars.

BCPR6ES-8, throw them in first and see if they fix the misfire. If not, gap them to 0.7mm and save up for coil packs from Kudos.

Any chance you can link me to these? Can't find the ES-8'snon Super Cheap or Autobahn, hoping you have a specific supplier.

Have read into gapping plugs, should be right if I get a gap tool.

Or buy ES-11 and gap them down. Since you have to remove the coils anyway give them a good clean.

What would you recommend I clean them with/how?

I bought some expensive contact cleaner for the AFM, would that be okay to use? It doesn't leave residue

The RB engine uses a particular type of Mass Air Flow meter called a "Hot Wire". As opposed to the early Vane or flapper style. It's extremely delicate to physical contact and should never be touched. It's one of the reasons why hot wire MAF's have mesh on both sides.

Comprehension problems ??

Hadouken was suggesting the use of cotton buds+ electronic contact cleaner to clean coil packs, not the AFM.

He offered don't spend $$ on branded AFM cleaner for cleaning items such as coil packs, too expensive.

That's my take on it anyway.

Comprehension problems ??

Hadouken was suggesting the use of cotton buds+ electronic contact cleaner to clean coil packs, not the AFM.

He offered don't spend $$ on branded AFM cleaner for cleaning items such as coil packs, too expensive.

That's my take on it anyway.

Why are people so rude. I read it as the guy was cleaning something or other with an AFM cleaner. Wether it be the the coil pack contacts or the AFM, i'm not entirely sure. If it wasn't that way, fair enough, but the information I provided was accurate and informative. Is there any need to be a smart ass about it?

The RB engine uses a particular type of Mass Air Flow meter called a "Hot Wire". As opposed to the early Vane or flapper style. It's extremely delicate to physical contact and should never be touched. It's one of the reasons why hot wire MAF's have mesh on both sides.

talking about coils as per previous suggestion from kiwi. staying OT

Comprehension problems ??

Hadouken was suggesting the use of cotton buds+ electronic contact cleaner to clean coil packs, not the AFM.

He offered don't spend $$ on branded AFM cleaner for cleaning items such as coil packs, too expensive.

That's my take on it anyway.

Spot on.

Why are people so rude. I read it as the guy was cleaning something or other with an AFM cleaner. Wether it be the the coil pack contacts or the AFM, i'm not entirely sure. If it wasn't that way, fair enough, but the information I provided was accurate and informative. Is there any need to be a smart ass about it?

Relax, its the internet, no one is going to take a cotton bud to a afm.

I think I'm on the right path anyway guys, thanks.

Hadouken helps me out pretty much every time haha

And my experience with people who are good or know a lot, be it guitars/music, cars or anything are often wankers. I'm here to sponge up knowledge from the veterans on these forums, not experienced wankers.

Also, I feel like an idiot asking about leads now.... no spark plug leads >_>

I took the mesh off my old AFM (on my R31) when I was cleaning it. Sprayed some contact cleaner, was wiping the area around it with a cloth and accidentally touched a wire.

Boom, broken, time to buy another AFM.

tl;dr don't remove the mesh, spray and let it dry.

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