Help Please Asap 91 Civic Hatcback Stalls!!!

I have a 91 civic si hatchback and when i start it it idles at 1,500 for about 3 seconds then drops to 1,000... 10 mins passes by and the needle starts to jump from 750-1,500 about 4 times then its jumps beetween 350-750... 2 times then it stalls i need help asap i have new spark plugs new msd performance ignition wires that didnt solve anything so if any of you think u no whats happening or it shappend to you please post a reply asap thanx......... Alex

probably the usual idle problem. clean the idle adjustment screw and the hold it goes in, and clean the idle speed control.

check some previous posts, this is a common topic