XK-8 Convertible (X100) V8-4.0L (AJ26) (1997)
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16. Loosen the bolt which secures the VVT unit.
Do not tamper with the three bolts which secure the VVT mechanism to the sprockets. It is sealed at the factory to the correct valve timing
specification for the engine and is supplied only as a complete unit.
17. Remove the primary chain tensioner.
18. Remove the primary chain tensioner blade.
Remove the pivot bolt which secures the tensioner blade.
Remove the tensioner blade.
19. Reposition the VVT unit along the cam journal to allow the chain to clear the head casting.
Disconnect the primary chain from the VVT unit and reposition it against the crankshaft sprocket.
20. Remove the VVT unit.
Remove the securing bolt from the VVT unit and the exhaust cam sprocket.
Remove the VVT unit, exhaust sprocket and secondary chain as an assembly (release the chain from the tensioner which is still secured to the
cylinder head).
Remove the secondary chain from the VVT unit and the sprocket.
