Holley EFI Holley LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6 300-121BK
Specifications:
| Description_INV | LS1/LS2 DUAL-QUAD INTAKE MANIFOLD, EFI - |
| Description_ASC | All GM LS Gen 3 engines equipped with LS1/LS2 style cathedral port cylinder heads.NOTE: The EFI versions of the LS HI-Ram intake manifold and fuel rail are designed to accept Bosch Style EV-1 or Magneti Marelli Pico fuel injectors. OE LS fuel injectors may not fit properly in the Hi-Ram EFI intake manifold fuel rail assembly. There is a kit available separately for the LS7 Hi-Ram EFI to allow the use of stock LS7 fuel injectors, P/N 300-230 (see below in the service parts section). |
| Description_DES | Holley LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6 |
| Description_EXT | Holley EFI 2x4 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 engines, w/Black Ceramic Coating |
| Description_MKT | Holley EFI 2x4 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 engines |
| Description_FAB | The Holley GM LS1/LS2/LS6 2x4V dual-plane was designed in the tradition of the great dual Holley 4160 induction systems that competed on drag strips, in Trans-Am and at Lemans in the 1960’s. |
| Description_FAB | The dual-plane equal-distribution layout produces great mid-range torque without compromising top end power. |
| Description_FAB | Carbureted and EFI versions available |
| Description_FAB | Power band from 1500-7000 rpm |
| Description_FAB | Appropriate for any street/performance, muscle car, or street rod enthusiast |
| Description_FAB | Cast aluminum construction |
| Description_FAB | Intended for use on all GM LS Gen III engines equipped with LS1/LS2 style cathedral port cylinder heads |
| Description_FAB | Carb Flange Center-To-Center: 8-5/8” |