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Camshaft Front & Rear Bearing Replacement

  1. Insert small end of suitable adaptor (18G 124K) into camshaft front bearing, from inside block, and thread body of tool onto center screw. Pass screw through adaptor from front of block. Place slotted washer on flat at rear of center screw.
  2. Insert handle into center screw behind slotted washer and tighten up wing nut to remove worn bearing. The rear bearing is removed by the same method, using suitable adaptor (18G 124M) and removing bearing from rear of block.
    NOTE: When installing bearings, line up oil holes in bearings and cylinder block and make sure that they remain correctly positioned during installation procedure.
  3. Place new bearing on smallest diameter of suitable adaptor (18G 124K) and insert adaptor into camshaft front bearing bore from inside block, largest diameter first.
  4. Thread body of tool onto center screw and pass screw through adaptor located in front bearing from front of block. Position larger "C" washer on center screw with cut away portion turned away from butt joint of bearing.
    NOTE: This joint must be covered by washer.
  5. Place slotted washer on flat at rear of center screw and insert handle into screw behind slotted washer. Tighten wing nut to pull bearing into position. Replace rear bearing by the same method, using suitable adaptor (18G 124M) and pulling bearing into position from rear of block. Do not use "D" washer when installing rear bearing.
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