Hampden County Board of Retirement, Springfield, Mass., is searching for two large-cap equity managers to run $35 million each, one for growth and one for value. The RFPs are posted on the Massachusetts Public Pension Forums website at http://mppf.org/searches.htm. Proposals are due by 3 p.m. EDT May 31. Julianne Bartley, executive director of the $200 million plan, was not able to comment further. Brian Keenan, financial analyst for Segal Advisors, the plans consultant, did not return a call for comment.