I bought a 92 240sx and its all stock. The engine was fully rebuilt before I bought it and I was wandering if anybody can tell me where I can Find all the info about the motor ( such as specs and available upgrades for the existing motor cuz I dont really want to do a motor swap). It is a 5 speed manual hatchback. Thanks for the help.

 

Here's some info for you

91-94 Models
+ 2.4L DOHC (KA24DE)
+ 155 hp @ 5,600
+ 160 ft.lbs @ 4,400