For the diesel side, using a gear/tire/rpm calculator, with a 8th gear ratio of .64 and 1% converter slip, using a 35 inch tire, the calculator says 76 mph at 2000 rpm with a 4.20 gear ratio. I normally see around 76-78 mph at 2000 rpm in 8th with stock tires (Willys), so for 35's a 4.10 would...
The big HP version will be special, and you better have your wallet ready. These lightweight trucks dont need any 500hp engines in them. You will start seeing the statistics as unknowledgeable people wreck them on slick roads, being stupid, or playing around. That much torque means tire wear...
'22 diesel, 12k miles. It did use some up through around 6k or so. Not a lot, I would check weekly and top it off, maybe a splash, usually <1/4 of a quart. I broke it in with a 300 mile highway run, with variable speeds and being it easy on it, ie. no lugging, no jackrabbit starts, just easy on...
Optilube XPD religiously. Its a needed lubricant due to the sulphur issue with diesel, plus raising the cetane a few points. If you dont care about the lubricity and only want the cetane boost, then Hot Shot I think has the highest cetane boost of like 7 points or something, but rated medium on...
When you get the adapter/filter housing check the two allen plugs underneith and see if you can figure out what they do. My thought was it may be a possible pathway for inlet/outlet fittings
No lift im assuming (just leveling kit) and no issues from installer going on the stock wheels? How have the heavier tires affected the performance if the vehicle? I have the diesel and i think it will pull them ok. Debating the 295/70-17 vrs the 315's. Quite a bit heavier than the stock...