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Holley EFI 300-680BK - EFI Ultra Lo-Ram Intake Manifold Kit

Holley EFI  |  SKU: HOLEFI-300-680BK
Sale price $96899 Regular price $1,12495

PLEASE NOTE: Pictures may be representative of style, rather than the actual product. Read the description for more details.

Description

Holley EFI 300-680BK - EFI Ultra Lo-Ram Intake Manifold Kit

Holley Ultra Lo-Ram Manifold Kit Single Injector- Black - GM LS3/L92

Holley EFI Ultra Lo-Ram Intake Manifold Kit; Upper; LS3; Single Injector Front Feed; Black Finish; 6.86 in. Height W/Throttle Body Adapter;

Available with single or dual injector provisions and a burst panel flange, the LS3 Ultra Lo-Ram intake manifold is designed for boosted combinations with hood clearance in mind. 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 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 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 in the front configuration. The LS3 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.

  • Designed for GM LS Gen III and IV engines equipped with GM LS3/L92 cylinder heads•
  • High volume fuel rails for eight and sixteen injector configurations. Mounting hardware included with 3/4-16 O-ring ports (8 AN)
  • Billet options for the top and throttle body adapters are available seperately.
  • Front entry plenum flange allows design & fabrication of special throttle body adapters or inlet ducts for custom installations
  • Engineered for forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm depending on the application.
  • Low height to fit under a stock or mildly modified hood in the front configuration
  • Clears C6 Corvette cowls and hoods without modification
  • Available with single or dual injector provisions and a burst panel flange.
Basic Operating RPM Range: 3500-8000
Brand: Holley EFI
Burst Panel Compatible: Yes
Carburetor Flange: N/A
Carburetor Quantity: N/A
Carburetor Studs Included: N/A
Category: Engine
CNC Ported: No
Color: Black
Construction: Cast
Cylinder Head Port Shape: Rectangle
Deck Height: 9.24
EGR Port: No
Emission Code: 3
Engine: GM LS3/L92
Flange Style: EFI
Front Maximum Height: 6.86" height with throttle body adapter
Fuel Injectors Included: No
Fuel Rail(s) Included: Yes
Fuel System Type: EFI
Gasket Or Seal Included: Yes
Grade Type: Performance
Injector Quantity: Single
Inlet Location: Front
Intake Port Gasket(s) Included: No
Manifold Type: Ultra Lo-Ram
Material: Aluminum
Nitrous Bung(s) Included: No
part type: Engine Intake Manifold
Plenum Finish: Black
Product Type: Intake Manifold
Recommended Use: Forced Induction
Removable Runners: No
Removable Top/Lid: Yes
Single Or Dual Plane Type: Single Plane
Sub Category: Cylinder Block Components
Throttle Body Bore Diameter: 105 MM
Throttle Body Gasket Included: Yes
Throttle Body Included: No
Vacuum Ports: Yes
Warning: California Proposition 65
Warranty: Manufacturer's Limited 90 Day Warranty

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