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ENGINE - V8 REPAIRS 12-2-21 5. Release coolant rail from inlet manifold and discard 'O' ring. 6. Remove nuts securing alternator cables and release cables from alternator. 7. Disconnect multiplugs from RH bank of injectors and release harness from fuel rail. 8. Release ht leads from clips on rocker cover. 9. Noting fitted position of 2 long screws or multi- hex bolts, remove and discard screws/bolts 10. Remove and discard rocker cover gasket. Refit 1. Clean mating faces of rocker cover and cylinder head, ensure bolt holes are clean and 2. Fit a new gasket dry, position rocker cover ensuring gasket is correctly located. 3. Fit new 'patched' multi-hex rocker cover bolts ensuring that 2 short bolts are on side of rocker 4. Tighten bolts by diagonal selection to: l Stage 1 - 3 Nm (2.5 lbf.ft) l Stage 2 - 8 Nm (6 lbf.ft) 5. Ensure that outer rim of gasket is correctly positioned around periphery of rocker cover. 6. Secure ht leads in rocker cover clips. multiplugs to injectors. 8. Position alternator cables, and tighten terminal B+ nut to 18 Nm (13 lbf.ft) and terminal D+ nut 9. Clean coolant rail 'O' ring recess. 10. Lubricate and fit new 'O' ring to coolant rail, position coolant rails, fit bolts and tighten to 22 11. Models with SAI: Apply a small amount of engine oil to top of air manifold union nuts and 12. Models with SAI:Position air manifold and finger tighten both air manifold union nuts. CAUTION: Finger tighten union nuts as far 13. Models with SAI: Tighten both union nuts to 25 Nm (18 lbf.ft). CAUTION: Ensure that air manifold pipes 14. Fit upper inlet manifold. SYSTEMS - V8, REPAIRS, Gasket - inlet 15. Refill cooling system. |