Holley Ultra Lo-Ram Manifold Base and Fuel Rails Single Fuel Injector GM LS3/L93
$168.26
300-672BK
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Front-feed Single Injector manifold and fuel rails only-Satin Finish
Overview
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 front entry 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.
Manifold base height-5.67"
Features:
- Designed for GM LS Gen III and IV engines equipped with GM LS3/L92 cylinder heads
- Provides best performance for forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm, depending on the application
- Single-injector, high-volume fuel rails with mounting hardware, 8 AN o-ring ports
- Modular LS3 Ultra Lo-Ram design allows customization for user desired configurations
- Available with both as-cast satin and black power-coat finishes
Details:
- Clearance Category: Engine
- Color: Black
- Construction: Cast
- Engine: GM LS3/L92
- Finish: Black
- Fuel System Type: EFI
- Injector Quantity: Single
- Inlet Location: Front
- Manifold Type: Ultra Lo-Ram
- Recommended Use: Forced Induction
- RPM Power Band: 3500-8000 RPM
- Warranty: Limited 90 Day
Links
Instruction Sheet












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