• Gen IV Fule Injection Nylon Manifold used on the 2007 and Later Z06 LS7 Corvette
• Fully assembled with Injectors, Fuel Rail, 90 ETC Throttle Body and Gaskets
• For use Only with LS7 and LSX/LS7 Cylinder Heads
• Part # 12610435

• Gen IV Fule Injection Nylon Manifold used on the 2008 and Later LS3 Corvette
• Fully assembled with Injectors, Fuel Rail, 90 ETC Throttle Body and Gaskets
• For use Only with LS3/L92 StyleCylinder Heads
• Part # 12610434

• Gen III Fuel-injected Nylon Manifold used on the 2001-2004 LS6 Corvette Engine (Cathedral Port)
• Supplied with Intake Manifold Seal, Gasket, Throttle Body Seal, MAP Sensor, and MAP Sensor Seal
• Part # 88894339

• Lightweight GM Racing Design for use on LS7 Style Heads
• Reduced Mass Design, Porting not Recommended
• Included Mounting Bolts and Instructions
• Uses LS7 Carb Intake Gasket set P/N 19172113
• Machined for 4150-style Carburetors and has 3/8" NPT Vacuum Boss
• Part # 25534394

• Lightweight GM Racing Design for use on LS3/L92 Style Heads
• Reduced Mass Design, Porting not Recommended
• Included Mounting Bolts and Instructions
• Uses L92 Carb Intake Gaskets Set, P/N 19172114
• Machined for 4150-style Carburetors and has 3/8" NPT Vacuum Boss
• Part # 25534401

• Allows you to install a 4-bbl Carburetor on a LS-Series engine with Cathedral Ports (LS1, LS2, LS6)
• Cast Aluminum Open-Plenum Intake Manifold accepts a 4150-style square-bore carburetor
• Bosses for EFI injectors for custom applications
• Bolts and Instructions Supplied
• Part # 88958675

• For use with Intake Manifold P/N 25534394 or P/N 25534413
• Includes 2 Gaskets
• Part # 19172113

• For use with Intake Manifold P/N25534401 orP/N 25534416
• Includes 2 Gaskets
• Part Number 19172114

• For use with Intake Manifold P/N 88958675
• Includes 2 Gaskets
• Part # 19156564

• Aluminum Performance Head
• 270cc Rectangular (L92) Intake Ports
• 70cc Combustion Cambers
• 12º Valve Angle
• Part # 12578450

Head Specs

• Aluminum Performance Head
• 2.200" Titanium Intake Valve
• 1.610" Sodium-filled Exhaust Valves
• 0.570" Max Valve Lift
• 270cc Cathedral-Port Intake Ports
• 85cc D-Shaped Exhaust Ports
• 70cc Combustion Cambers
• 12º Valve Angle
• Part # 12578449

Assembly Includes

• Aluminum Head
• Intake Valves
• Exhaust Valves
• Valve Springs
• Valve Locks
• Valve Spring Retainers
• Intake Valve Stem Seals
• Exhaust Valve Stem Seals
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