Reply To: Inconsistent rpm at idle, stalling + jerky acceleration GT250 EFI 2010 Jan 10, 2025 at 5:13 PM #18467 â™ ï¸ M77Keymaster The top feed of the shell is usually connected to the air box nipple (one of them underneath) Hopefully on your tests , we don’t have to replace the ECU as its near impossible to acquire one! Good luck Jan 10, 2025 at 5:13 PM #18467 â™ ï¸ M77Keymaster The top feed of the shell is usually connected to the air box nipple (one of them underneath) Hopefully on your tests , we don’t have to replace the ECU as its near impossible to acquire one! Good luck
