hey yall i hab a 94 SE-R ans swaptit with a ve it was runing coo but it started making a noise on motor it sounds like it has a mis fire or on one of the pistons but i chec compresion and they all good injecters are coo and i hab spark on all 4,i just got new spark plugs,wires, cap and rotor. it only make the sound *** is idoling but *** is unther lout it runs hella smoth. im not bery expiriese with nissan but i was thinking *** it might bee the MAF or the idoling sensor. Any help will be good "THANKS"