Titan 2WD V8-5.6L (VK56DE) (2006)
1. Install the camshaft in the cylinder head.
2. Install the camshaft sprocket to the camshaft.
3. Measure the camshaft sprocket runout.
Runout: Less than 0.15 mm (0.0059 inch)
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If measurement exceeds the specification, replace the camshaft sprocket.
Valve Lifter
Check if the surface of the valve lifter has any wear or cracks.
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If any damage is found, replace the valve lifter.
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Select the thickness of the head so that the valve clearance is within the standard when replacing.
Valve Lifter Clearance
Valve Lifter Diameter
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Measure the diameter of the valve lifter.
Standard: 33.977 - 33.987 mm (1.3377 - 1.3381 inch)
Valve Lifter Hole Diameter
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Measure the diameter of the valve lifter hole of the cylinder head, using suitable tool.
Standard: 34.000 - 34.016 mm (1.3386 - 1.3392 inch)
Calculation of Valve Lifter Clearance
(Valve lifter clearance) = (valve lifter hole diameter) - (valve lifter diameter)