Any one jot a sorce for a new TR-4 motor with heads Wm. (Bill) Swope dba C ME GO Racing 1030 Green Valley Rd. NW Los Ranchos, N M 87107 bswope959 at msn.com<mailto:bswope959 at msn.com> (505) 345-6235; fax (505) 345-1180