kade wont hold idle please help

[95_S14]

i so i picked up another 240 with a sohc kade ,when i got it it had a POS ebay intake kit w/o a filter the car was last ran about six months ago so i go to start it and it starts fine but wont hold idle i started it and held my hand where the filter should of been and it held idle fine, so today i picked up the full stock intake system and put it on and hooked up maf and all the vacuum lines right started the car and still wont hold idle starts fine will stay on if you give it a little gas but when you let off it dies so if you know what could be wrong please let me know pm me thanks

[SleepR 240sx]

Sounds like a vaccuum leak sir.

[M11's]

vacuum leak. check firing parts

[95_S14]

thanks ill check and let you all know

[SoguRacing]

clean your throttle body bore. if the car was ran without an air filter your throttle body bore/butterfly may be dirty/clogged. clean and try again as well as with your iac.