Holley EFI 300-240BK LS Throttle Body Intake Elbow 105mm Black 4150 Flange

The Holley EFI 300-240BK is a sand-cast aluminum throttle body intake elbow designed to adapt GM LS-style throttle bodies to intakes with a 4150 carburetor flange. Finished in durable black, this elbow features a 105mm throttle body opening with a 100-degree mounting angle for optimal airflow and performance.

Key Features:

• 105mm throttle body opening with 100-degree mounting angle
• Fits GM LS throttle bodies and 4150 flange intakes
• Sand-cast aluminum construction with black finish
• Overall height: 5.12 inches
• Slotted mounting holes allow forward, sideways, or rearward throttle body positioning
• LS3-style MAP sensor mounting provision
• Two throttle linkage mounting bosses for flexible linkage options
• Four vacuum ports: one 1/4" NPT, one 3/8" NPT, and two 1/8" NPT with indirect baffled signal

This intake elbow provides exceptional versatility for LS engine swaps and custom intake manifold applications. The slotted mounting holes and multiple throttle linkage bosses make it easy to configure for various engine bay layouts, while the multiple vacuum ports with baffled signal ensure clean vacuum reference for accessories and tuning.