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300-248 - Cast Aluminum 4500 EFI Throttle Body Intake Elbow-LS - additional Image
300-248 - Cast Aluminum 4500 EFI Throttle Body Intake Elbow-LS - additional Image
300-248 - Cast Aluminum 4500 EFI Throttle Body Intake Elbow-LS - additional Image
300-248 - Cast Aluminum 4500 EFI Throttle Body Intake Elbow-LS - additional Image

Cast Aluminum 4500 EFI Throttle Body Intake Elbow-LS

EFI Throttle Body Intake Elbow 4500 - Fits GM LS Throttle Bodies

PART# 300-248

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Overview

These cast aluminum EFI intake elbows allow the use of GM LS throttle bodies on any intake manifold w/ the 4500 mounting flange. Our design incorporates an optimized transition from the throttle body to the intake plenum for maximum airflow and distribution. Dual throttle cable mounting bracket bosses are included while the 4500 flange pattern allow the elbow & throttle body to be mounted forward, sideways, or rearward. The throttle bracket is included. Features (4) vacuum ports, MAP sensor port, machined / port matched to 4500 gasket, and 100° throttle body angle for extra hood clearance. Includes billet MAP sensor port cover, gaskets & hardware. The port design spacing will also allow a transducer to be used if a MAP sensor is not needed. The intake flange has an o-ring groove for a positive flange seal and the o-ring is included as well.

Features:

  • Fits GM LS Throttle Bodies
  • 105mm Throttle Body Opening - 100° Mounting Angle
  • Fits Intakes w/ 4500 Flange- designed to use the included o-ring for sealing
  • The 4500 square flange pattern allows Forward, Sideways or Rearward Throttle Body Mounting
  • LS3 Style MAP Sensor Mounting
  • (4) Vacuum Ports – (1) Each 1/4” NPT & 3/8” NPT & (2) 1/8” NPT
  • (2) Throttle Linkage Mounting Bosses
  • Cast aluminum finish
  • Overall Height 6.4”

Specs

BrandHolley EFI
Emission Code3
FinishSatin
Fuel System TypeEFI
Height6.4 inch
MaterialCast Aluminum
Product TypeIntake Elbow
Throttle Bore105mm
WarrantyLimited 90 Day
Part Number300-248

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

Warranty Information

Limited 90 Day: See Details
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