The 98 meter long, 3732 dwt freighter TM Cheget became disabled in the Instanbul Strait near Poyrazkoy.   The TM Cheget was en route to Novorossiysk from Perama when it suffered engine failure.   The vessel requested assistance with a rescue boat and tug responding.   The tug took the freighter under tow to a safe anchorage near Kilyos Dalia.   No reports of injuries, damage or pollution being released.