Thanks to those that responded to my request.Jim (WB2FCN) sent me a jpg of the '610 tuning unit. The roller inductor I have matches that picture.
Thanks Jim! George KE4HJ
-- Those who give up essential liberties for temporary safety deserve neither liberty nor safety. – Benjamin Franklin 2Old Racing The Republic of Hooterville Emperor: George Taylor AHRMA #637 Yamaha TD3 Yamaha TR3

