The put put noise when idle you hear is possibly a bad exhaust valve which doesn't seal enough anymore. Take a piece of paper and hold it against the exhaust pipe. If paper is sometimes sucked then it is a bad exhaust valve.
The other thing I hear is that the exhaust line is leaking a bit.
Yes, but it came with 55 (no error).I have new spark plugs,distributor wires,exhaust and have cleaned air mass meter and TPS.Now im waiting for new vacuum lines.Exhaust has removed catalytic converter.Sorry for my bad english but im Czech