Holley Hi-Ram Lower Manifold - GM LS7- Carbureted- Black 300-228BK

The Holley GM LS7 Modular Hi-Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet-metal for high-performance applications where induction system height is not limited. Coupling this Hi-Ram intake with the high flowing LS7 style cylinder heads has outstanding potential for N/A and forced induction applications at a budget-minded cost. Aggressive, bold, race-bred styling will make bad intentions clear for drag race, muscle car, marine, off-road, sandrails, pulling trucks, track, street-rod applications and more!HOLLEY,HOLLEY,ΓÇó The base is designed to be modular in configuration to accept a wide range of carbureted and EFI tops and to be attractive to builders and fabricators as the foundation for custom induction systems.HOLLEY,HOLLEY,ΓÇó Runner length and the tapered cross-section designed to perform well for a wide range of engine configurationsHOLLEY,HOLLEY,ΓÇó EFI fuel rails are machined for -8AN O-ring Fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system and come standard with EFI Hi-Ram kits.HOLLEY,HOLLEY,ΓÇó Cast aluminum construction.HOLLEY,HOLLEY,ΓÇó 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.

Features:

• Cast aluminum construction
• 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 in┬▓ to 2.84 in┬▓

LS7 Carbureted Base Only, Black Finish

Made in the USA!