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geeves wrote:Not quite unfortunately. Modern engine oils have friction modifiers which are great in the engine but dont play nice with syncro rings. It wont damage them if its already in there but when cold hard gear shifts are likely. If its in there and working well dont worry. The 3 options for ...

handymanny01 wrote:I did this exact job years ago on mine..(you prise it off ,, but it wont go back on). its essentially impossible, as the cover is doweled on, and therefor has to go straight on.. the rubber seal to sump is fully in the way of this, so i drilled and tapped the dowels, made tiny ...

isuzurob wrote:Can run 75w/90 but can be hard to select gears when cold, 5w/30, 15w/40, anything really I've tried alsorts even 80w/90 works if that's all you have

Thanks will give the engine oil a try will be cheaper to use the same oil in the trans and motor.

Hi All
Just about to refill my (manual gearbox) with oil the transfer case and gearbox side manual says to use the same oil thats in the engine 15/40 engine oil any advice??

isuzurob wrote:The brass washer/shim that goes into the output shaft gear make sure the tangs are lined up correctly very tricky to do, if there not lines up the transfer output shaft jams and truck wont move

Yes thats what is was thanks for that.

Hi<br/> I needed to remove the transfer case on a 3.1 bighorn 5-speed manual took the case off and did the job managed to get the case sealed again but now it doesn't turn took it apart turns again put it back on locked again!! am I missing something with these cases? Nothing was removed or replaced ...

Hi<br/> I have a 3.1 1994 Td 4JG2 I had to replace the timing case cover gasket done that. Now is it possible to get the U shaped rubber back on between the sump and the timing case without taking out the sump to do so, I have been at it for hours but cannot get it to go back into the groove ...