Hmm i aint had to much experiance with 4runners but if its my own personal opinion sounds more like the gearbox... my sisters old car did a gearbox and it is doing exatcly what you explain....
New update... smokes stopped so figured was oil on the exhaust side and intake due to being on big angle... driving is half ok does slip sometimes but reverse wont work it only jerks
Hey people im from australia and have a 1st gen 4runner with the 4y-e engine and automatic transmission... Well the other day i went out 4wding and bad news the engine deceided to let it self go now its pouring out with multi coloured smoke and also on the way home somthing else let go where...
Hey im Daniel im new to this place decieded to join because i brought a 89 4runner sr5 though it be a nice place to learn new things about it.Im from sydney australia by the way.
This is my 4runner thought i would share it.