Holley Hi-Ram Lower Manifold - GM LS1/LS2/LS6 - 300-226 steering-racks-and-gear-boxes 5" Muffler

5" Muffler

5L V8 1972 - 1978 Mercury Marquis   460/7

magnetic and hall effect trigger

heavy cast housings and impeller drag

Holley Hi-Ram Lower Manifold - GM LS1/LS2/LS6 - 300-226 steering-racks-and-gear-boxes 5" MufflerOverview: The Holley GM LS1 LS2 LS6 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 LS1 LS2 LS6 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