For all models originally equipped with 1-1/8" spline PTO shaft or TISCO 1-3/8" conversion

TR96 (s/n 529779 and on)

FITS 308DUA-310DB-312DB-314DB-316DB-318-DB

3-3/16" standard bore

Predator 15 (left)

ISOLATOR VALVE 618237R91 For all models originally equippedSelector isolator assembly. For TO35 & later tractors thru MF1080, without individual external hydraulic systems. Three position spool, forward position allows one way (push) for single acting cylinder. Center position allows operation of the 3 point arms, & the rear position will feed power to a 4 way control valve for two way (push pull) operation of double acting cylinder. Fits all MF tractors where 182373M1 lift cover is used.