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Home >> BMW >> 2011 >> Z4 35is >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine - Technical Data (N52)) >> Cylinder Head And Cylinder Head Cover N52K/B30 >> 11 12 Cylinder Head with Cover N52K B30

11 12 Cylinder Head with Cover N52K B30

WARNING: This page is about a different variant/trim than selected.
CYLINDER HEAD AND CYLINDER HEAD COVER SPECIFICATION

Cylinder head height: Original dimension mm 112.000 ± 0.050
Machining limit mm 111.700 ± 0.050
Valve guides are not available as replacement parts.    
Inside diameter of installed valve guide    
Original inlet valve mm 5.000+0.012
Original exhaust valve mm 6.000+0.012
Tilt clearance, maximum
(wear between valve and valve guide)
mm 0.500