ok on monday i broke a right rear chain on my 73 max II when i started looking at it more closely it seems i have #40 chain on the axles and up where the jackshafts are it has bigger chain on it bigger than #50 and the chain is loose on the sprokets is their supposta be bigger chain on the jackshaft. also the middle axle (same side the chain broke) seems loose now and i know it wasnt loose before the chain incident what gives im getting aggervated