Holley EFI - 300-229
Holley Hi-Ram Lower Manifold - GM LS7
LS7 EFI Base Only
• Intended for use on N/A or forced induction engines in the 6.0 to 7.0+ liter range, max power at 7000-8000+RPM.
- Port Size – 2.49” Height x 1.21” Wide
- Mounting Flange Gasket Type – Standard LS3 Molded O-Ring
- Plenum Top Gasket Type – 3/32” Round O-ring Cord
- Runner Length – 6.29”, As-Cast Runner Cross-Sectional Area – Tapered 4.67 in² to 2.84 in²
Basic Operating RPM Range: 3500-8000 RPM
Brand: Holley EFI
Category: Engine
Color: Natural
Construction: Cast
EGR Port: No
Emission Code: 4
Engine: GM LS7
Finish: Silver
Fuel Injectors Included: No
Fuel Rail(s) Included: Yes
Fuel System Type: EFI
Gasket Or Seal Included: Yes
Grade Type: Performance
Intake Port Gasket(s) Included: No
Material: Aluminum
Nitrous Bung(s) Included: No
part type: Engine Intake Manifold
Plenum Finish: Natural
Product Type: Intake Manifold Base
Removable Runners: No
RPM Power Band: 3500-8000 RPM
Single Or Dual Plane Type: Single Plane
Sub Category: Cylinder Block Components
Throttle Body Included: No
Type of Component: Lower Manifold
Warning: California Proposition 65
Warranty: Manufacturer's Limited 90 Day Warranty
