v1b20 New Member Joined Nov 28, 2011 Messages 28 Aug 6, 2012 #1 Hi!! I have B16B engine, CR is +/- 12.5-13, how cold sprk plugs should I use?? Thanx
Wazer Well-Known Member Joined Jul 8, 2009 Messages 1,899 Aug 6, 2012 #2 Denso IK24s are what I used on my old high comp motor 12.8-13.2 c/r.
Vtec6000 Super Moderator Donator Joined Jun 5, 2007 Messages 6,222 Aug 6, 2012 #3 Heat range 8 plugs is what you want
S spoon-accord New Member Joined Feb 10, 2011 Messages 186 Aug 6, 2012 #4 Thought it was heat range 7 what I'm using
rs250nut Boosting since 1998 Joined Feb 14, 2011 Messages 598 Aug 7, 2012 #5 The only way to ever tell for sure is to read the plugs after a wot pull and then shut down straight away.
The only way to ever tell for sure is to read the plugs after a wot pull and then shut down straight away.