Used motor install, need help!!!

BandB

New Member
Sep 21, 2009
1
0
0
I bought a 90gt with a performance motor that was bad so I just put a stock motor in it and it's not running right. It will not idle...it jumps back and forth between 1500 and 500 rpms....also it pops when you get on it. any help with this would be greatly appreciated
 
  • Sponsors (?)