Holley EFI Throttle Body Adapter - 1 in Thick - Black - Holley 4150 to Drive-By-Wire LS - GM LS-Series HSZ322SM X1 Series - EFI Standard

X1 Series - EFI Standard Bypass RegulatorAeromotive Inc

1/8 in NPT

Wide 5 Hubs

Black/Blue

Optimized race calibrations for outstanding throttle response

Holley EFI Throttle Body Adapter - 1 in Thick - Black - Holley 4150 to Drive-By-Wire LS - GM LS-Series HSZ322SM X1 Series - EFI StandardCarburetor Adapter Plate Slotted bolt pattern allows you to clock the throttle body O Ring design provides for an air tight seal between the adapter and throttle body Multiple NPT ports for various vacuum lines Hardware included to simplify installation 2x 1 8 NPT and 1x 3 8 NPT vacuum ports Product Description: Throttle Body Adapter 1 in Thick Gasket Hardware Included Aluminum Black Anodized Holley 4150 to Drive By Wire LS GM LS Series Sold