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Lifter / Lash Adjuster, Valve

GENERAL SPECIFICATIONS
Hydraulic Valve Tappet
Diameter (Std) 16-15.988 mm (0.6290-0.6294 in)
Clearance to Bore 0.018-0.069 mm (0.0007-0.0027 in)
Service Limit 0.016 mm (0.0006 in)
Hydraulic Leakdown Rate (a) 5-25 seconds
Collapsed Valve Tappet Gap - Desired 0.50-1.11 mm (0.019-0.043 in)

(a) Time required for plunger to leak down 1.6 mm of travel with 222 N force and leak down fluid in tappet.