RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
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Remove Camshaft Clamp (T40070) at left cylinder head.
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Loosen guide frame bolts in sequence - 24 to 1 -.
‹› Proceed in the same way with right guide frame.
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Carefully loosen the guide from out of the bond and place is on a soft surface.
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Mark camshafts and remove them.
CAUTION!
On engines equipped with guide frame alignment pins - arrows -, these must be driven out with a cotter pin driver.