Got it running!

[Factory Guy]

Originally Posted by Rich84

I would pull codes if any and get a fuel pressure gauge. Mine ran erratically like that when I first started it because the injectors were sticky and leaking. They had been sitting for more then a year. Do you have your exhaust system all together. If not it will screw up the o2 sensor readings.

Yes Exhaust is ALL together O2 sensors are in. I got a fuel pressure gauge today. All injectors were professionally cleaned and inspected prior to starting this engine. The only thing I can't do yet is pull the codes. I will have to get a OB2 reader.