Recent content by Jcbawn

That's interesting, thank you for that information.

He mentioned $2k in parts and $2k in labor.. He also mentioned reprogramming and he said it should get another 10mph. Probably worth the cost if it works. I’ll get some more details. Sent from my iPhone using Tapatalk

I talked my Allison mechanic about changing the gears while having my m1078 serviced. He suggested that he can install an additional gear to make it an “8 SPEED” I want to see if anyone knows enough about these to definitively confirm or reject this claim. Normally I would just tell him to do...

I had the same concern, but they said there was a vent or blow off that the tranny fluid was coming out of. Sent from my iPhone using Tapatalk

Heat Exchanger$ I took my M1081 in for a transmission fluid change and when i got to the shop the truck was leaking what looked like oil. After they flushed and changed the fluid they said that the heat exchanger was bad and this was causing the leak, and that the trans oil had gotten...

This is from an m1081. The "banjo bolt" on the left was from a funcitoning tire, the bolt on the right came from a tire/rim that would deflate when the system pressurized. Not sure why they put the wong bolt in, but this is the way it came...

I searched HI and LOW for the leak with no luck. Turns out someone put a regular bolt in place of the banjo bolt at the rim. I will need to drill out the bolt as I can't find a banjo replacement, but i'm pretty sure this was the problem..

It looks like there is some professional advice being given out here, so I'll take this opportunity to ask about my CTIS. One of my tires leaks down while the CTIS is active. If the vehicle is not running and I fill it up, it will hold air, but once the CTIS starts the pressure starts...

who makes these gears? is there a make / model? Are there any directions or TMs on this conversion?