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Camshaft bearing journals and lobe wear. Lobe wear should not exceed .25mm (.010 inch). To mea- CAMSHAFT END PLAY (1) Oil camshaft journals and install camshaft without cam followers. Tighten screws to specified (2) Using a suitable tool, move camshaft as far rearward as it will go. (3) Zero dial indicator (Fig. 9). inch.). (6) Remove bearing caps and camshaft. INSTALLATION (1) Install cam followers in correct order as re- moved. (2) Align camshaft bearing caps in proper sequence with Cap No. 1 at timing belt end and Cap No. 5 at (3) Apply Mopar Gasket Maker to No.1 and No.5 bearing cap (Fig. 10). (4) Caps must be installed before camshaft seals are installed. LASH ADJUSTER (TAPPET) NOISE A tappet-like noise may be produced from several items. Refer to Lash Adjuster and Tappet Noise - Di- VALVE COMPONENTS REPLACE—CYLINDER ROCKER ARM AND HYDRAULIC LASH REMOVAL (1) Remove valve cover. cle is in contact with rocker arm. Depress valve (3) Remove hydraulic lash adjuster. INSTALLATION (1) Install hydraulic lash adjusters making sure that adjusters are at least partially full of oil. This is (2) Rotate cam until base circle is in contact posi- tion with rocker arm. Depress valve spring with Spe- Fig. 9 Camshaft End Play Fig. 10 Cam Tower Cap Sealing Fig. 11 Camshaft Bearing Caps Installation Ä 2.2/2.5L ENGINE 9 - 25 |