QUOTE(xshiro @ Oct 25 2011, 12:08 PM)
IT22 is colder, if using hi compression piston or turbocharged u need this.
16/20 is the index for stock heat range..and NGK will be 5/6.
and starting up problem is solved because your new plug is clean. no carbon deposit.
not plug clean problem16/20 is the index for stock heat range..and NGK will be 5/6.
and starting up problem is solved because your new plug is clean. no carbon deposit.
when using the old spark plug...even is new
if u stop the engine while radiator is on...surely after that need 3 time to crank it
but with this denso iridium...its almost totally resolved already
Oct 25 2011, 01:02 PM

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