Originally Posted by datsun_1600

It cost me about $120ish CAN off ebay for sensor and pigtail. Mine was behind the turbo which was a pain to get at. Interestingly, after putting everything back except the coolant bottle I was still able to get to the ICP sensor with a socket a couple of extensions with a u-joint on it - If i did it again now I think I could do it from above and only remove the cooltant bottle and maybe the air intake pipes.... But it was a good excuse to pull and clean the trubo....

JT