Details
Holley EFI Ultra Lo-Ram Intake Manifold Base - 300-673
For Forced Induction Engines With Peak Power At 7000-8000 Rpm
Modular Design Allowing The Use Of Front-Feed Plenum Entry
Custom Inlet Duct And Throttle Body Placement
High Volume Fuel Rails And Mounting Hardware Included
Holley EFI Ultra Lo-Ram Intake Manifold Base - Lower - LS3 - Dual Injector Front Feed - Silver Cast Finish - W/Fuel Rails;
The Holley LS3 Ultra Lo-Ram intake manifold kits are designed for GM LS Gen III and IV engines equipped with GM LS3/L92 cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Ultra Lo-Ram intake manifolds are designed for forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm depending on the application. The plenum flange has a 105 mm opening to work with throttle body part number 112-581 or similar models. The base intake manifold is designed with a lower overall height to fit under a stock or mildly modified hood. The LS3 Ultra Lo-Ram is constructed to provide a very low profile modular intake manifold suitable for fabrication of special throttle body adapters or inlet ducts for custom installations. Available with single or dual injector provisions and a burst panel flange options.The fuel rail kits come with two sets of brackets. A set for long (usually standard length) fuel injectors and a set for short (such as Pico, or LS7) fuel injectors.
Holley is quickly becoming The New Standard In EFI! Holley's HP ECU is standard equipment on the 2013/2014 Chevrolet COPO Camaro and Holley's EFI throttle body powers every NASCAR Sprint Cup Series team.
