Iridium or Platinum NGK Spark Plugs for stock KA?

Information on the naturally-aspirated KA24E and KA24DE engines.
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smokin240
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Joined: Fri Apr 30, 2004 3:55 pm

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I heard Platinum is the best without mention of Iridium but heard Iridium is the best with mention of Platinum. My motor is almost completely stock with exception of AEM intake, plug wires, and some other small things...


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eddiec
Posts: 966
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Car: 91 S13

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a spark is a spark plug is a spark plug. fwiw i use ngk iridiums w/ ngk wires. i wouyld reccomend against the platinum and the splitfires or whatever their called these days.

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smokin240
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Joined: Fri Apr 30, 2004 3:55 pm

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hmmm the mechanic threw on some wires from autozone, hopefully there good enough in combination with new plugs.

lilvtboigotrice
Posts: 140
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Car: 93' 240sx Hatchback SE
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definately go for iridium spark plugs, probally one of the best kinds of spark plugs for our 240s'

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Kansei240sx
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Joined: Mon Nov 01, 2004 10:17 am
Car: S13 - RB25 Circuit car
71 240z - street/track day car
AE86 - Daily Drizzle/track day car
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Platinum sucks nuts for anything performance.... Get Iridium or Copper....

I had platinum bosch plugs and wires and it ran slower than it used to...

Got the NGK iridiums and plug wires, ran much much better...

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SimpleEnigma
Posts: 277
Joined: Fri Mar 12, 2004 2:27 pm
Car: 1992 240sx Coupe

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YA....KA's no likey the platinum plugs...Had a set of Bosch Platinum 4's, car ran like ***

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Jookmasta
Posts: 5172
Joined: Fri Apr 18, 2003 3:26 pm

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KA's dont like Bosch period. NGK all the way.......i personally just switched over from iridium to copper due to some fouled plugs. i think the iridiums are nice but for 30 bux, its a little pricey. seven bux for the set of coppers.

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eddiec
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Car: 91 S13

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30 bux, ouch. surf the web dude. i got my ngk wires and iridiums for less than 100 shipped. may the search be with you.

4gotn1
Posts: 114
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Car: 1990 Nissan 240sx (coupe)
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im running magnecore wires and beru silverstone plugs. the motor really responded to them. but the plugs were not cheap, about 32 bucks from nopi after shipping. but i believe well worth it. but then again my ka is no where near stock anymore.

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mouse
Posts: 78
Joined: Fri Mar 12, 2004 2:05 pm
Car: CARS CARS

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NGK blow. Do yourself a favor and waste money on something with more logic to it. Go to napa or a parts plus and get some autolite spark plugs. Dont buy a magazine advertisement.

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benemorius
Posts: 1937
Joined: Tue Jun 08, 2004 5:39 pm
Car: s13, s13, eg, e36

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mouse wrote:NGK blow. Do yourself a favor and waste money on something with more logic to it. Go to napa or a parts plus and get some autolite spark plugs. Dont buy a magazine advertisement.
...sarcasm?

TrunkMonkey
Posts: 3190
Joined: Sun Aug 04, 2002 7:48 am
Car: 2000 Lincoln Navigator

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benemorius wrote:
...sarcasm?
nope.

NGKs are nice, but from my experience autolites perform just as well and cost less.

-demetrius

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deviousKA
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Car: 90 240sx NA /72 Datsun 510 NA /86 corolla GTS NA
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Its hard to beat just the basic NGK replacement plugs. I only run these and denso iridium in my engines. Also stock yazaki or sumitomo spark plug wires are best. Like all have said, platinum plugs are not recommended.

Currently i run denso plugs/motorcraft wires and coil. Its an awesome igniton setup.


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