Keyless2Go Uncut Replacement 80 Bit Transponder Ignition Car Key H92 H84 H85 This listing is for brand new uncut transponder key for select Ford Lincoln Mercury vehicles. Please check product description for vehicle fit guide. A website link to free DIY programming instructions will be provided with every order. 2 original keys required in order to do self-programming. If you only have 1 or no keys then you will need to get this key programmed by an automotive locksmith or dealership. This product is fully tested to guarantee its functionality. Replacement for part numbers: H84-PT, 164-R8040, 164-R0475, 164R0475, BH84-PT, 599114, 164R8040, H92 CANADIAN VEHICLES: vehicles made for Canadian market do not have onboard DIY programming available and will require dealer/locksmith programming; please contact us before purchasing if you have any questions.