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Lifter / Lash Adjuster, Valve

Diameter (Std) 0.6299 - 0.6294 Inch (in)
Clearance to Bore 0.000709 - 0.002717 Inch (in)
Service Limit 0.0006299 Inch (in)
Hydraulic Leakdown Rate 5-25 Second (sec)
Time required for plunger to leak down 1.6 mm of travel with 222 N force and leak down fluid in tappet.
Collapsed Lash Adjuster Gap Desired 0.045 - 0.085 Inch (in)