
©2014 Edelbrock LLC
Part #1574, 1575, 1576
Brochure #63-1574
Rev. 9/24/14 - QT
Edelbrock GM LS3 Supercharger System for
2010 and later Grand Sport Corvettes
Installation Instructions
Page 13
36. Disconnect the ignition coil harness and O2 sensor
connectors then disconnect the spark plug wires from the
ignition coils.
37. Use a 10mm socket to remove the five bolts retaining
the coil bracket on each valve cover then remove both coil
bracket assemblies.
38. Use a fuel line removal tool to disconnect the fuel line
from the rails using a shop rag to absorb excess fuel.
39. Disconnect and remove the hose connecting the
passenger and driver side valve covers to the rear dry sump
tank fitting.
40. Disconnect all eight fuel injector connectors.
41. Use a 10mm socket to remove the four fuel rail bolts.
NOTE: You will also need to remove one 8mm manifold bolt
and bracket before removing the fuel rails.
42. Lift the injectors out of the manifold and work the rails
forward until they can be set aside.
43. Use an 8mm socket to loosen the two rear passenger
side manifold bolts. Slide the manifold cover out from under
the bracket that those bolts retain, and remove it.
44. Use a 10mm socket to remove the seven remaining
manifold bolts (out of ten).
45. Disconnect the EVAP solenoid electrical connector.
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