8th Generation Honda Civic Forum - View Single Post - DIY ** NST Civic SI underdrive pulleys
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Old 06-23-2007, 07:19 PM   #100 (permalink)
Sirbelch
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Paul
Over the next week or so, depending on how much you drive it, the ecu will adjust for the lighter rotating mass of the engine and the amount of power made will slowly increase until the ecu is happy.
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