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Holley High-Flow EFI Throttle Bodies 112-578 Bodies, EFI, Multi-Port Injection, 4 Venturi, 57.15mm, 2,000 cfm, Billet Aluminum, Dominator Mounting Flange, Each

SKU: HLY112-578

Throttle Bodies

Holley High-Flow EFI Throttle Bodies 112-578 Bodies, EFI, Multi-Port Injection, 4 Venturi, 57.15mm, 2,000 cfm, Billet Aluminum, Dominator Mounting Flange, Each

SKU: HLY112-578

Throttle Bodies
A$3,977.31
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

Does your engine seem like it's always out of breath? Give it a new lease on life and gain some horsepower with Holley high--flow EFI throttle bodies. Made from CNC billet aluminum, they're designed to use the stock TPS and IAC to simplify installation. They include all vacuum ports and linkage required for installation.

Part Type

Throttle Bodies

Data: v4.2 - Upd: 2026-10-13 18:48:00

Specifications

Product Attributes - Brand
Holley
Product Attributes - Manufacturer's Part Number
112-578
Product Attributes - Part Type
Throttle Bodies
Product Attributes - Product Line
Holley High-Flow EFI Throttle Bodies
Product Attributes - UPC
090127676929
Product Attributes - Throttle Body Style
Multi-port injection, MPI
Product Attributes - Throttle Body Actuation
Cable
Product Attributes - Venturi Quantity
4
Product Attributes - Venturi Diameter (mm)
57.15mm
Product Attributes - Airflow Rate (cfm)
2,000 cfm
Product Attributes - TPS Sensor Included
Yes
Product Attributes - IAC Motor Included
Yes
Product Attributes - Gaskets Included
Yes
Product Attributes - Hardware Included
No
Product Attributes - Injectors Included
No
Product Attributes - Throttle Body Material
Billet aluminum
Product Attributes - Throttle Body Color
Natural
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Designed with a dominator mounting flange. Features 2.25 in. throttle bores.

Reference Information

Brand Name/s Holley
StreetFX SKU hly112-578
SFX Item ID 4782697
Supplier Item Code 4782697
Manufacturer SKU 112-578
Manufacturer UPC 90127676929
Alternative References HOL112-578, 57.15mm

Compatibility

Application Data
  • UniversalYes

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