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(2) Install thrust plates and tighten retaining nuts to 6 N Im (55 in. lbs.). (3) Install new camshaft oil seals flush with cylin- der head surface. Using seal installing special tool C-4680. CAMSHAFT END PLAY (1) Using a suitable tool, move camshaft as far rearward as it will go. (2) Zero dial indicator (Fig. 6). will go. (4) End play travel: 0.025-0.200mm (.001-.008 inch). LASH ADJUSTER (TAPPET) NOISE A tappet-like noise may be produced from several items. See Lash Adjuster and Tappet Noise-DIAG- VALVE COMPONENTS REPLACE—CYLINDER HEAD ROCKER ARM AND HYDRAULIC LASH REMOVAL (1) Remove valve cover. Refer to procedure previ- ously outlined in this section. (2) Remove rocker arm shaft(s) in sequence shown in (Fig. 6). Slide rocker off the shaft. Keep rocker CAUTION: Check lash adjusters for loose or miss- (3) Remove hydraulic lash adjuster. Fig. 5 Measuring Camshaft Lobe Wear Fig. 6 Checking Camshaft End Play Fig. 7 Rocker Arm Shaft—Removal Fig. 8 Rocker Arm and Lash Adjuster Assembly—Right and Left Ä 2.2/2.5L ENGINE 9 - 37 |