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Old 05-15-2013, 12:10 PM   #8

Ventmaster's Avatar
Drives: 2010 Camaro RS 1LT M6
Join Date: Jan 2011
Location: Utah
Posts: 1,904
These are the recommendations I got from Jesse- approved by Arno for use with the IPF S/C kit:

Listed below are the 2 replacement plugs that are 1 heat range colder than stock:

Denso Iridium plug: 5340 = ITV22
14mm Thread Size,
25mm (.984") Reach,
5/8" (16mm) Hex Size,
.031" (0.8mm) Gap
Heat Range 22 (one step colder)

NGK Spark Plugs #739-LTR7IX-11
Iridium IX Spark Plug
14mm Thread Size,
25mm (.984") Reach,
5/8" (16mm) Hex Size,
.044" Gap stock Need to Gap @ .031
Heat Range 7 (one step colder)

I've not had the opportunity to personally experience either yet...
so can't offer any other insight.
Airaid CAI, Rx ported TB, Mace ported IM, JBA shorty headers, Richmond 3.73, Borla touring axleback, Hurst short throw, NH-SS fix, IDEALG clutch m/c, FE4 struts,ZL1 toe rods/springs, Spohn trailing arms, Pfadt Racing front sway bar, JPSS FE4 rear sway and radius arm inserts, Pedders rear subframe bushing inserts, 2LT gauge pkg.TSW Nurburgs. IPF S/C
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