Operation CHARM
: Car repair manuals for everyone.
Home
>>
BMW
>>
2004
>>
325i Sedan (E46) L6-2.5L (M54)
>>
Repair and Diagnosis
>>
Specifications
>>
Mechanical Specifications
>>
Engine
>>
Cylinder Head Assembly
>>
Valve Clearance
Valve Clearance
Self-adjusting hydraulic tappets maintain proper
valve clearance
. No mechanical adjustment is necessary or possible.