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(2) Position the cylinder head cover onto the gas- ket. Tighten the bolts to 11 N·m (95 in. lbs.) torque. (3) Install closed crankcase ventilation system and evaporation control system. (4) Install the air inlet hose. ROCKER ARMS AND PUSH RODS REMOVAL (1) Remove cylinder head cover and gasket. Refer to Cylinder Head Cover in this section for correct (2) Remove the rocker arm bolts and pivots (Fig. 44). Place them on a bench in the same order as (3) Remove the push rods and place them on a bench in the same order as removed. INSTALLATION (1) Rotate the crankshaft until the “V8” mark lines up with the TDC mark on the timing chain case (2) Install the push rods in the same order as removed. (3) Install rocker arm and pivot assemblies in the same order as removed. Tighten the rocker arm bolts CAUTION: DO NOT rotate or crank the engine dur- (4) Install cylinder head cover. VALVE SPRING AND STEM SEAL (1) Remove the air cleaner. (3) Remove coil wire from distributor and secure to good ground to prevent engine from starting. (4) Using suitable socket and flex handle at crank- shaft retaining bolt, turn engine so the No.1 piston is (5) Remove rocker arms. in No.1 spark plug hole, apply 620-689 kPa (90-100 (7) Using Valve Spring Compressor Tool MD-998772A with adaptor 6716A, compress valve (8) Install seals on the exhaust valve stem and position down against valve guides. (9) The intake valve stem seals should be pushed firmly and squarely over the valve guide using the (10) Follow the same procedure on the remaining 7 cylinders using the firing sequence 1-8-4-3-6-5-7-2. (11) Remove adapter from the No.1 spark plug hole and install spark plugs. (12) Install rocker arms. CYLINDER HEAD REMOVAL (1) Disconnect the battery negative cable. TEM. (3) Remove the intake manifold-to-generator bracket support rod. Remove the generator. (4) Remove closed crankcase ventilation system. hose. (7) Perform fuel system pressure release proce- dure. Refer to FUEL SYSTEM. (8) Disconnect the fuel supply line. accelerator linkage and if so equipped, the speed control and transmission kick- (10) Remove distributor cap and wires. Fig. 44 Rocker Arms 1 – ROCKER ARMS DN 5.2L ENGINE 9 - 107 REMOVAL AND INSTALLATION (Continued) |