Hydraulic Valve Lifter Adjustment
Rotate engine until rotor is at number 1 cylinder position. With engine at this position, adjust intake valves 1, 2, and 4 and exhaust valves 1, 3 and 5. Back off rocker arm nuts until lash is felt, then tighten nut until all lash is removed and tighten 1 full additional turn. Now rotate engine until rotor is at number 6 position. Following same procedure, adjust intake valves 3, 5 and 6 and exhaust valves 2, 4 and 6.