hello, sorry my english is bad.

I fix my car, i cut head, and two weeks ago i put air Intake, and yesterday, i play a race vs accord 97 vtec, i win but after that i arrives at light red, and the car die i start the car again and rpm lowered and go up, it gave scent to gasoline, and today in the morning i start on the car and this again rpm down an up, if you know what happen please tell me. Tank's


nissan 240 se
1991
intake
cut head

 

sounds like you fried either the MAF sensor or you fu cked up your EGR valve. could be either of the two. Also make sure all of your connections on the intake are connected.