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(10) Using Special Tool 6958 spanner wrench with adapter pins 8346 (Fig. 91), torque the camshaft (11) Install the cylinder head cover. RIGHT CAMSHAFT REMOVAL CAUTION: When the timing chain is removed and CAUTION: When removing the cam sprocket, tim- (1) Remove the cylinder head covers. Refer to Cyl- inder Head Cover in this section. (2) Set engine to TDC cylinder #1, camshaft sprocket V8 marks at the 12 o’clock position. (3) Mark one link on the secondary timing chain on both sides of the V8 mark on the camshaft CAUTION: Do not hold or pry on the camshaft tar- (4) Loosen but DO NOT remove the camshaft sprocket retaining bolt. Leave bolt snug against NOTE: The timing chain tensioners must be secured prior to removing the camshaft sprockets. CAUTION: Do not force wedge past the narrowest (5) Position Special Tool 8350 timing chain wedge between the timing chain strands. Tap the tool to (6) Remove the camshaft position sensor (Fig. 93). removing the camshaft sprocket bolt and sprocket (8) Using the pliers, gently allow the camshaft to rotate 45° counter-clockwise until the camshaft is in (9) Starting at the outside working inward, loosen the camshaft bearing cap retaining bolts 1/2 turn at CAUTION: DO NOT STAMP OR STRIKE THE CAM- NOTE: When the camshaft is removed the rocker (10) Remove the camshaft bearing caps and the camshaft. INSTALLATION (1) Lubricate camshaft journals with clean engine oil. Fig. 91 Tightening Left Side Cam Sprocket Retaining Bolt 1 – TORQUE WRENCH 9 - 118 4.7L ENGINE WJ REMOVAL AND INSTALLATION (Continued) |