QX56 V8-5.6L (VK56DE) (2004)
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Measure diameter of valve lifter.
Standard : 33.977 - 33.987 mm (1.3377 - 1.3381 inch)
Valve Lifter Hole Diameter
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Using inside micrometer, measure diameter of valve lifter hole of cylinder head.
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)
Standard : 0.013 - 0.039 mm (0.0005 - 0.0015 inch)
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When out of specified range, referring to each specification of valve lifter diameter and hole diameter, replace either or both valve lifter and
cylinder head.
INSTALLATION
NOTE: For removal without specified sequence, perform the removal same as right and left bank.
1. Install valve lifters if removed.
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Install removed parts in their original locations.
2. Install camshafts. Refer to the table for identification of right and left bank, and intake and exhaust.