North Attleborough (Mass.) Contributory Retirement System issued RFPs for two large-cap equity managers, one growth and one value, to each run $5 million, according to consultant Dahab Associates website. The system has $63 million in assets. The RFP is available on Dahabs website at http://dahab.com/searches.html. Proposals are due at 5 p.m. EDT April 24 for the value search and 5 p.m. EDT April 30 for the growth search. Further information was unavailable. Neither Debra Bush, board administrator, nor fund investment consultant Greg McNeillie of Dahab returned calls seeking information by press time.