HOLLEY EFI
HOLLEY ULTRA LO-RAM MANIFOLD BASE AND FUEL RAILS DUAL FUEL INJECTOR GM LS3/L92
Dual Injector manifold and fuel rails-Satin Finish
Part # 300-673
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.
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
- Dual-injector, separate-passage, high-volume fuel rails with mounting hardware, dual-fuel capable, 8 AN o-ring ports
- Low height & compact packaging allows installation in most applications often under stock hoods
- Available with both as-cast satin and black power-coat finishes
- High volume fuel rails for eight and sixteen injector configurations. Mounting hardware included with3/4-16 O-ring ports (8 AN)and mounting hardware included with 3/4-16 O-ring ports (8 AN)
| Brand | Holley EFI |
|---|---|
| Color | Silver |
| Construction | Cast |
| Emission Code | 3 |
| Engine | GM LS3/L92 |
| Finish | Silver |
| Fuel System Type | EFI |
| Injector Quantity | Dual |
| Inlet Location | Front |
| Manifold Type | Ultra Lo-Ram |
| Product Type | Intake Manifold Base |
| Recommended Use | Forced Induction |
| RPM Power Band | 3500-8000 RPM |
| Warranty | Limited 90 Day |
| UPC | 090127100851 |
| Part Number | 300-673 |
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