Toyota
Jeep Cherokee
 Service Manual
Engine » 4.0L engine » Description and operation
Camshaft

DESCRIPTION

The camshaft is made of gray cast iron with twelve machined lobes and four bearing journals. When the camshaft rotates the lobes actuate the tappets and push rods, forcing upward on the rocker arms which applies downward force on the valves.

    More about «Description and operation»:

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    Crankshaft

    Piston and connecting rod

    Camshaft

    Rocker ARM

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    Cylinder head cover

    Hydraulic tappet

    Valve stem seal

    Exhaust manifold

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