Cylinder head and Valves/Check valve lift CTM3274 (01JUL99) 05-7 Saran Liter Engines 060799 PN=44 CHECK VALVE LIFT NOTE: Measuring valve lift can give an indication of wear on cam lobes. 1. Rotate engine and determine valve locations as -UN-18JAN95 indicated under “Valve Clearance” in this group. 2. Adjust valve to zero clerance. L103621 3. Position dial indicator on valve spring cap or rotator and adjust indicator to “0”. 4. Rotate engine and observe indicator reading as valve moves to the fully open position. Compare readings with specifications given below: VALVE LIFT at 0.00 mm (in.) clearance Intake valves . . . . . . . . . . . . . . . . . . . . . . .
11.56—12.37 mm (0.455—0.487 in.) Wear tolerance . . . . . . . . . . . . . . . . . . 11.13 mm (0.438 in.) Exhaust valves . . . . . . . . . . . . . . . . . . . . . . 11.28—12.12 mm (0.444—0.477 in.) Wear tolerance . . . . . . . . . . . . . . . . . . 10.85 mm (0.427 in.) 5. Repeat above procedure for all valves and readjust valves to specified clearance after this operation. 6. If valve lift is not within specification, remove and inspect camshaft. CD,3274,G05,2 -19-24FEB92 05 7