Lingenfelter L250090309 Lingenfelter C6 ZR1 Corvette Supercharger Pulley 2009-12 v1.2 - Manual (Page 16)

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52. Inspect the intake manifold gaskets on the
supercharger assembly. If they are damaged
you will need to drill out the gasket rivets and
install new gaskets and gasket rivets [GM PART
# 19180613].
51. Cover the intake ports on the engine with
tape or rags to make sure nothing enters the
engine.
49. Cover the inlet area of the supercharger
to prevent dirt or debris contamination onto the
rotors.
50. Wipe the heads clean of oil using a solvent
dampened rag and then vacuum the area of
dust and debris. It is very important to maintain
a clean work environment.