DearSir/Madam, Thefollowing paper is urgently required for the research purpose of one of ourfaculty. Experimentalinvestigation of cyclic variation of combustion parameters in a catalyticallyactivated two stroke SI engine combustion chamber by N Nedunchezhian, S Dhandapani, SAE Technical Paper, 1999. If anyone have the softcopy or the access to the full-text, please mail it to me to help our faculty. Thanks and with Kind Regards, Dr.M.Mandhirasalam Librarian Coimbatore Institute of Technology(Government Aided Autonomous Institution) Coimbatore - 641 014  Tamilnadu, India. E-mail: mandhra_m@yahoo.co.in -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.