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What spark plugs for Jdm 2.0L?

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Old 31 July 2017, 08:25 AM
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hedgecutter
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Default What spark plugs for Jdm 2.0L?

Hi, I am looking for spark plugs for my hatch specC, running 349hp. Standard plugs are NGK SILFR6A6, and I want one step colder. So Ilf7aix or pfr7a?
thanks.
Old 31 July 2017, 08:49 AM
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ossett2k2
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You want PFR
ILF are for 2.5 and have a longer reach.
Old 31 July 2017, 12:32 PM
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Don Clark
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Originally Posted by ossett2k2
You want PFR
ILF are for 2.5 and have a longer reach.

I wouldn't bet on it

Later 2.0 JDM heads use long reach plugs

LFR7AIX is what you are thinking of

An alternative is the ILFR7H ( as used in the S207)





Last edited by Don Clark; 31 July 2017 at 12:52 PM.
Old 31 July 2017, 12:54 PM
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But pfr7 will still fit, or too short?
Old 31 July 2017, 01:08 PM
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Apologies,I'll get mi coat
Old 31 July 2017, 02:31 PM
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Don Clark
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Originally Posted by hedgecutter
But pfr7 will still fit, or too short?

Too short
Old 31 July 2017, 02:32 PM
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Thanks Don
Old 31 July 2017, 09:30 PM
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Does the L in ILFR7H refer to "long"?
Old 31 July 2017, 10:35 PM
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Originally Posted by hedgecutter
Does the L in ILFR7H refer to "long"?
http://www.sparkplugs.co.uk/media/wy...ksparkplug.jpg
Old 31 July 2017, 10:36 PM
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Don Clark
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Originally Posted by hedgecutter
Does the L in ILFR7H refer to "long"?


Iridium; Extra Long reach; F=14mm;Heat Rating=7;Design Feature Series= H

See page 7 of document below.............

http://ngkntk.co.uk/wp-content/uploa...0Plug-2017.pdf
Old 31 July 2017, 10:57 PM
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Thank you both, very comprehensive
Old 01 August 2017, 05:18 PM
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Put ilfr7h in mine




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