SL 500 (129.067) V8-5.0L (119.982) (1996)
Valve Cover: Service and Repair
Removal
NOTE: All steps apply to all models (with 119 engine) unless stated otherwise within a specific step.
Engine 119.97 Shown
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Remove air cleaner.
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Model 210: remove cover over intake manifold.
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Detach crankcase ventilation lines (4) and (5).
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Engine 119.960: detach vacuum line at crankcase ventilation line (4).
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Engine 119.960/97: unbolt engine wiring harness (19) at right cylinder head cover (6a).
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Unbolt vacuum line (16) of brake servo unit at intake manifold.
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Unclip, then remove covers (1) and (1a) over high voltage distributors.
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Open fuel filler cap and release pressure.
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Engine 119.960: disconnect fuel lines at pressure regulator and fuel distributor.
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Engine 119.97/98: disconnect fuel pipes (17) and (18) at fuel rail.
Use box wrench 000 589 68 03 00.
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Take off shaft covers (14) and (14a) over spark plug cables and ignition coils.
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Engine 119.96/97: unplug spark plug connectors.
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Engine 119.98: unscrew and remove ignition coils,
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Engine 119.985 in Model 210: unbolt windscreen washer fluid reservoir. Swing to the side with lines connected so that left cylinder head cover
can be removed and installed.
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Remove bolts of cylinder head covers with seals (10).
Pay attention to different lengths of bolts (see bolt diagram).
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Take off cylinder head covers (6) and (6a) with gaskets (7) and (7a) and shaft seals (8).
Installation
Reverse Procedure to install, noting the following:
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Replace all gaskets together, ensure crankcase ventilation syphon at left cylinder head cover is correctly located in the drain hole.
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Model 210: ensure the fuel pipes are correctly routed; fuel pipes must not be touching cylinder head cover and engine cover.
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Engine 119.97/98: use box wrench bit (02) 000 589 68 03 00 to tighten pipes (17, 18).