Chev LS3 L92 L76 L77 Holley EFI LS 105mm Hi-Ram Intake Manifold # HO300-117BK Intake Manifolds, Holley EFI, LS Hi-Ram, Rectangular Port Head, Multi-port, 105mm Bore, Aluminum, Black Finish, Fuel Rails, Chevy, 6.0L, 6.2L, Each Cylinder Head Configuration: Rectangular Port LS3/L76/L92/L99 Fuel Injection Style: Multi-port Basic Operating RPM Range: 3,500-8,000 Intake Section Included: Complete Throttle Body Bore Size: 105mm Engine Block Deck Height: Standard deck Injectors Included: No Multi-Port Fuel Rails Included: Yes EGR: No Aftermarket Fuel Rail Required: No Throttle Body Included: No Supplemental Bosses Cast-In: Yes Supplemental Bosses Machined: No Supplemental Boss Quantity: Eight Runners Included: Yes Runners Removable: No Plenum Material: Aluminum Plenum Finish: Black ceramic Base Material: Aluminum Base Color: Black ceramic Remanufactured: No Quantity: Sold individually. Holley EFI LS Hi-Ram Intake Manifolds Holley EFI LS Hi-Ram intake manifolds are designed for your high performance race engine. Big cube and high-rev applications without height limitations are the intent for these manifolds. The modular design of these Holley Hi-Ram intake manifolds offers a runner length and as-cast tapered cross-section design that works for a wide range of engine configurations. The included fuel rails are machined for -8 AN O-ring fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system. Build maximum performance with EFI LS Hi-Ram intake manifolds from Holley.