im currently running a first gen b16 without any o2 sensors. im swapping a new longblock this saturday. sir II b16a this time.

since it's obd I, i will only need 1 o2 sensor that connects to the header right? which o2 sensor would i need? i read there are 4 wire ones and also 1 wire ones

help please, thanks

 

please help, im going to pick up a sir II b16a tomoro from hmotorsonline!

 

im running the single o2 sensor with four wires in my 95 with sir II b16

 

4 wire o2

 

coool thanks guys, i gotta check if the longblock comes with it, if not , more money to spent today

 

Didn't see above sorry.

4 wire o2