GM LT4 GDI Fuel Pump

Manufacturer: GM

Part #:    12711668

Description:

• OEM GM product GDI fuel pump for on LT4 and LT5 engine equipped vehicles including Z06 Corvette (C7), ZL1 Camaro & CTS-V.

Bore size (piston size):    11.49 mm

• 20% increase in displacement of over LT1/L86 fuel pump (LT1/L86 pump is 10.5 mm diameter bore)

Geometric displacement:

• With stock LT1/L86/L83 GDI pump lobe (5.7 mm lift): 1.77 cc/cam revolution
• With stock LT4 GDI pump lobe (6.0 mm lift): 1.87 cc/cam revolution

Control configuration:    Normally open

Contact us if you need assistance determining what components are needed to achieve your required fuel flow/power level.