help: takin out o2 sensor from 240sx for 8pack of beer

can anyone help me have problems with this badboy

http://i7.photobucket.com/albums/y294/robZ1/retard_prize.jpg

dude, its very simple…find the old 02 sensor…probably off your exhaust mani or exhaust…unplug the electrical connection, then unscrew the sensor…and installation is just the reverse.