Yes I've heard the same. I bought an especially cheap camshaft locking tool kit off ebay and it seems OK but I haven't gotten to using it yet. I'm not too worried though, because I have machine tools in my garage so I can modify easily enough if necessarybeanie said:I've read mixed reviews of third party timing sets- seems some are fine but some don't sit straight on the head. No idea on this one thoughmight be worth asking on some m3 forums given how many e46 m3s are out there.