A cast-aluminum intake elbow that mounts a GM LS-style throttle body on any intake manifold with a standard 4150 square-bore flange. A key part for EFI conversions, LS swaps with 4150-flange intakes such as our 300-137 and 300-136, and custom builds.
Before you order:
Any LS-style throttle body with the matching bolt pattern, up to 105mm. See our LS throttle bodies.
Email haytalras@gmail.com with your intake and throttle body and we'll help.
Download the official Haytalras installation instructions for this 300-240 part. We recommend reading them and doing a test fit before final assembly.
View / Download Installation PDF
Questions during install? Email haytalras@gmail.com with your engine and part number and we'll help.
Full details: Returns & Warranty