spark plug question
 

anyone know what plugs i should get for a b18b1. im gettin ngk's but i wasnt sure of the model number. every1 says to get a step colder, but the motor is going to be NA for a few weeks when it goes in. would it matter? if some 1 could get me the right number, id appreciaste it
this is where i was looking: http://www.ngk.com/results_app.asp?AAIA=1000360

Re:spark plug question
 

the mechanic I go to hates ngk, I'm using auto lite, they are nascar licensed so they must be fast.