Holley EFI 300-624BK Holley EFI Lo-Ram Intake ManifoldIntake Manifold Holley EFI Lo Ram Intake Manifold Holley EFI Lo Ram Intake Manifold; Upper; Fits GM Engines w LS1 2 6 Cathedral Ports Cylinder Heads; Top Feed; Dual Fuel Injector; Black Finish; SPECIFICATIONS: Cylinder Head Type: LS1 LS2 LS6 Engine Make Size: GM LS1 LS2 LS6 Number of Carbs: None; For Fuel Injection Position: Upper RPM Range: 7000 8000 Usage: Street Strip WARNING CA Proposition 65: No FEATURES: For Forced Induction Engines With Peak