Found this on YouTube. It may be old news, but I haven't seen it. Must be a beta version.
YouTube - Common rail Cummins hitting 4000rpm
Also found this. I didn't know anyone had working this out yet.
YouTube - Common rail Cummins hitting 4000rpm
YouTube - Common rail Cummins hitting 4000rpm
Also found this. I didn't know anyone had working this out yet.
YouTube - Common rail Cummins hitting 4000rpm