i took my car in to get the timing chain replaced and the shop odered an ned kit from nissan and it turn out that my old guide has the tensor post in the middle as opposed to the one on the side. and now the shop cant find the right part. is this normal or is my car majorly defective. if you know where to get this "abnormal" kit, pls pls pls post. im in desperate need of help. thanks
sterling