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6A–50 ENGINE MECHANICAL (6VE1 3.5L) Disassembly NOTE: D During disassembly, be sure that the valve train D Before removing the cylinder head from the engine 1. Remove camshaft drive gear pulley fixing bolt (3), then pulley (4). 2. Remove camshaft bearing cap fixing bolt (5), camshaft bearing cap (6), then camshaft exhaust (7), 3. Remove tappet with shim (11). 5-8840-2547-0 valve spring compressor adapter to 014RW042 5. Remove spark plug (1). CAUTION: Do not remove the spark plugs when the Clean Cylinder head Carefully remove all varnish, soot and carbon from the Inspection and Repair 1. Inspect cylinder head gasket and mating surfaces for leaks, corrosion and blow–by. If the gasket has failed, 2. Inspect cylinder head for cracks, especially between valve seats and in the exhaust ports. 3. Inspect cylinder head deck for corrosion, sand particles in head and porosity. CAUTION: D Do not attempt to weld the cylinder head. Replace D Do not reuse cylinder head bolts. 4. Inspect cylinder head deck, common chamber and exhaust manifold mating surfaces for flatness. These Head surface and manifold surface Head height 011RW019 5. Water jacket sealing plugs seating surfaces. |