BMW 5251 Service Manual page 129

11 3-35
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cylinder Head Removal and Installation]
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Lift off exhaust and intake sprocltets together with secondary
chain, thrust spacer (A), and splined shafl (B).
CAUTION-
Splined shafts share the same part number for both intake
and exhaust camshafts. Used splined shafts must be rein-
stalled in their original positions.
Remove exhaust camshaft splined sleeve (A) and shaft (B).
Remove secondary chain tensloner mounting bolts (arrows)
and remove tensioner with retaining pin in place.