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Home >> Chevrolet >> 1968 >> Camaro Base, 2D Convertible, 6.5L Eng, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> CHEVROLET V8 Engines (396, 400, 402, 427 & 454) >> Hydraulic Lifter Adjustment (At Engine Overhaul)

Hydraulic Lifter Adjustment (At Engine Overhaul)

With No 1 cylinder at TDC firing position, adjust Exhaust Valves 1-3-4-8 and Intake Valves 1-2-5-7 as follows:

  1. Back off rocker arm stud adjusting nut until there is play in pushrod, then tighten nut until pushrod-to-rocker arm clearance is removed.
  2. Tighten nut an additional 1 turn  (places lifter plunger in center of its travel).
  3. Crank engine 1 complete revolution so No. 6 cylinder is at TDC firing position and adjust Exhaust Valves 2-5-6-7 and Intake Valves 3-4-6-8 in same manner.
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