XJR (X300) L6-4.0L SC (AJ16) (1995)
Valve Cover: Service and Repair
Camshaft Cover
Camshaft Cover Gasket, Renew
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Slacken the clamp securing the breather hose to the camshaft cover stub pipe and remove the hose.
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Remove the top cover.
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Remove the on-plug ignition coils from the spark plugs, moving the earth lead eyelet away from the rear ignition coil fixing hole.
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Reposition the ignition coil harness along the side bulkhead.
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Remove the camshaft cover securing bolts and discard the bolt seals.
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Remove the camshaft cover, discarding the gasket and spark plug well seals. Clean the camshaft cover and cylinder head joint faces.
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Fit a new gasket to the camshaft cover and new seals to the spark plug wells.
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Fit the camshaft cover to the cylinder head ensuring correct seating in the half-circle cutouts.
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Fit new securing bolt seals to the camshaft cover. Fit and tighten the securing bolts.
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Position the ignition coil harness and fit the ignition coils.
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Fit the top cover.
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Connect the breather hose to the camshaft cover stub pipe and tighten the securing clamp.