Subject	1990 300zx NA intake makes popping noise
Posted by	tony300zxTT on June 08, 2011 at 1:07 PM
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Message	hey guys, my friend has a 1990 300zx NA and everytime we rev to 3500 we would hearing a popping sound from the intake..the car timing is fine and ecu..we even swapped out MAF and same popping noise we hear..is there anything else we need to check..?? if we rev the engine pass 3500 there is no more popping noise thanks guys
Follow Ups	1990 300zx NA intake makes popping noise - tony300zxTT 13:07:11 06/08/11 Did you check the timing with a timing light? - Draker (Eugene, OR) 16:25:50 06/08/11
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