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• Step 1: Tighten bolts 1–10, 20 N·m (15 ft. lbs.). • Step 2: Tighten bolts 1–10, 47 N·m (35 ft. lbs.). Tighten bolts 11–14, 25 N·m (18 ft. lbs.). • Step 3: Tighten bolts 1–10, 90 degrees. Tighten bolts 11–14, 30 N·m (22 ft. lbs.). (7) Position the secondary chain onto the camshaft drive gear, making sure one marked chain link is on (8) Install the camshaft drive gear retaining bolt. chain tensioner. (12) Remove Special Tool 8515. the crankshaft damper. Tighten damper bolt 175 N·m (130 Ft. Lbs.). (15) Install the power steering pump. the fan blade assembly and fan shroud. (17) Install the cylinder head cover. manifold. (22) Lower the vehicle. CYLINDER HEAD—RIGHT REMOVAL (1) Disconnect battery negitive cable. exhaust manifold. (4) Drain the engine coolant. Refer to COOLING SYSTEM. (5) Lower the vehicle. (6) Remove the intake manifold. Refer to proce- dure in this section. (7) Remove the cylinder head cover. Refer to proce- dure in this section. (8) Remove the fan shroud. Refer to COOLING SYSTEM. (9) Remove oil fill housing from cylinder head. ING SYSTEM. (11) Rotate the crankshaft until the damper timing mark is aligned with TDC indicator mark (Fig. 50). (12) Verify the V8 mark on the camshaft sprocket is at the 12 o’clock position (Fig. 52). Rotate the (13) Remove the crankshaft damper. Refer to Crankshaft Damper in this section. (14) Remove the timing chain cover. Refer to Tim- ing Chain Cover in this section. (15) Lock the secondary timing chains to the idler sprocket using Special Tool 8515 (Fig. 51). NOTE: Mark the secondary timing chain prior to (16) Mark the secondary timing chain, one link on each side of the V8 mark on the camshaft drive gear (17) Remove the right side secondary chain ten- sioner. Refer to Timing Chain and Sprockets in this (18) Remove the cylinder head access plug (Fig. 57). (19) Remove the right side secondary chain guide. Refer to Timing Chain and Sprockets in this section. (20) Remove the retaining bolt and the camshaft drive gear. Fig. 56 Cylinder Head Tightening Sequence Fig. 57 Cylinder Head Access Plugs 1 – RIGHT CYLINDER HEAD ACCESS PLUG 9 - 102 4.7L ENGINE WJ REMOVAL AND INSTALLATION (Continued) |