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11 34 Valves with Springs M54

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW X5, 2006 BMW X3, 2005 BMW X5, 2005 BMW X3, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
VALVES WITH SPRINGS M54 TECHNICAL DATA SPECIFICATION

The following valve versions are available for repairs in addition to the standard valves:    
Stem dia. inlet stage 1 mm 6.1-0.025-0.040
Stem dia. exhaust stage 1 mm 6.1-0.040-0.055
Overmeasure at valve plate mm 0.2
Identification on stem   R1
Stem dia. inlet stage 2 mm 6.2-0.025-0.040
Stem dia. exhaust stage 2 mm 6.2-0.040-0.055
Overmeasure at valve plate mm 0.4
Identification on stem   R2
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