Prelude L4-1958cc SOHC (1988)
4. Measure widest portion of plastigage on each journal.
Camshaft Bearing Radial Clearance:
No.1, 3 and 5 JOURNALS
Standard (New): 0.050-0.089 mm (0.002-0.004 in.)
Service Limit: 0.15 mm (0.006 in.)
No.2 and 4 JOURNALS
Standard (New): 0.130-0.169 mm (0.005-0.007 in.)
Service Limit: 0.23 mm (0.009 in.)
5. If camshaft bearing radial clearance is out of tolerance:
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And camshaft has already been replaced, you must replace the cylinder head.
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If camshaft has not been replaced, first check total runout with the camshaft supported on V-blocks.
Camshaft Total Runout:
Standard (New): 0.03 mm (0.001 in.)
Service Limit: 0.06 mm (0.002 in.)
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If the total runout of the camshaft is within tolerance, replace the cylinder head.
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If the total runout is out of tolerance, replace the camshaft and recheck. If the bearing clearance is still out of tolerance, replace the cylinder
head.
