Throttle Body Bore Size: 102mm. - The EFI versions of the LS hi-ram intake manifold and fuel rail are designed to accept EV-1 or pico fuel injectors. A modified hood will be required for most vehicle applications.
102mm Hi-Ram EFI LS Intake Manifold for Chevy GM LS3 L76 L92 L99 6.0L 6.2L black
Dual Rotation 4150 to 102mm or 92mm LS Throttle Body Adapter 3/4 6061 Aluminum
Nitrous Express for 102mm 4 Bolt LS Nitrous Plate Only
Nitrous Express 102mm 4 Bolt LS Nitrous Plate Only NP933
Dual Rotation 4150 to 102mm or 92mm LS Throttle Body Adapter 1/4 6061 Aluminum