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Features:
- Modular Design w/ Removable Top
- Available With or Without Injector Ports in the Runners
- Fuel Rails are Anodized, Laser Etched, and Machined for 8AN O-Ring Fittings at Each End
- Rear of Plenum Machined for MAP and 3 Vacuum Ports
- Head Flange has Clearance for Fuel Supply to High Pressure Pump
- Increased Runner Wall Thickness for Custom Porting at the Plenum to Runner Entry on Each Runner
- O-Ring Seals at Cylinder Heads and Plenum Top
- Easy Assembly w/ Top Mounted Screws on Plenum Top (all except front 2 screws)
- Injectors are 40mm Height measured O-Ring to O-Ring utilizing a 14mm O-Ring diameter, not for use in LS2/LS3/LSA applications without the use of a custom lower O-Ring
- Overall Height: 13.34” (w/ EFI Top - 95mm or 105mm) – See Drawing
- A-B Height: 12.10” (w/ Carb Style Top - 2 x 4150 or 2 x 4500) – See Drawing
- Height at Plenum Flange: 9.44”
- Port Size: 2.06” Height x 1.53” Width
- Runner Length: Approx. 6.5”
- Large Plenum Volume of 549 Cubic Inches (w/ 1 x 95mm or 1 x 105mm Throttle Body Top)
- Intakes w/ Injector Ports Include Fuel Rails w/ Dual Mounting (1.48” or 2.56” O-ring to O-ring injector length)
- Several Top Options: 1 x 95mm, 1 x 105mm, 2 x 4150, 2 x 4500, or Blank Flange for Custom Throttle Bodies
- 3500-8000+ RPM Power Band
| Basic Operating RPM Range | 3500-8000+ RPM |
|---|---|
| Brand | Holley EFI |
| Category | Intake Manifolds |
| Color | Natural |
| Construction | Cast |
| EGR Port | No |
| Emission Code | 4 |
| Engine | GM Gen V LT1 |
| Finish | Satin |
| Flange Style | EFI |
| Grade Type | Performance |
| Intake Port Gasket(s) Included | No |
| Manifold Type | Hi-Ram |
| Material | Aluminum |
| Nitrous Bung(s) Included | No |
| Plenum Finish | Natural |
| Product Type | Intake Manifold |
| Removable Runners | No |
| RPM Power Band | 3500-8000+ RPM |
| Single Or Dual Plane Type | Single Plane |
| Throttle Body Bore Diameter | 105 MM |
| Throttle Body Included | No |
| Warranty | Limited 90 Day |
| UPC | 090127730515 |
| Part Number | 300-140 |
This part is legal for sale or use on Racing Use Only Vehicles
The following vehicles are considered Racing Use Only Vehicles:
- Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
SHIPPING: Most shipments via UPS ground or USPS priority service. 3-Day Select, 2nd Day Air, and Next Day Air are also available at an additional charge. Customer pays all freight charges. All Shipping on Large Items such as, Complete A/C kits, Front End Components, Serpentine kits, etc. will be subject to Standard UPS Ground Daily Rates unless specified otherwise. Handling Fees are non-refundable. International customers are responsible for ALL duties/taxes on international shipments.
RETURNS: All returns must have an RGA (Return Goods Authorization) number on the outside of the box and be returned within 30 days or they will be refused. Call (864) 848-0601 to obtain an RGA number. All returns are subject to a 15% restocking fee—resalable items only. NO RETURNS AT ANY SHOWS—NO EXCEPTION! If you paint it, mount it, install it—you bought it. Check your order upon receipt, shortages will not be honored after 7 days. Returns must have freight pre-paid. COD returns will be refused. NO RETURN ON SPECIAL ORDERS OR ELECTRICAL ITEMS. (Keyless entry, wiper motor, etc) Are not refundable unless defective.
Please visit our Company Policies page for more information or feel free to contact us with any questions!
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