Holley EFI 300-121BK - LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6
Holley EFI 300-121BK - LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6
Holley EFI 300-121BK - LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6
Holley EFI 300-121BK - LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6

Holley EFI 300-121BK - LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6

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$899.95
$799.95
(You save $100.00 )
SKU: HOLEFI-300-121BK
UPC: 090127715857
Stock: 3
Vendor: Holley - CSR
SpecialOrder: False
CarbRejected: False
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ProfitMargin: 17.700
CostOfItem: 627.96
ItemPopularity: 0
MapPrice: 799.95
RetailPrice: 899.95
IsReturnable: True
WarehouseStock: 3
ShipperHq: {"shipping-groups":["Holley","FreeShipping"],"shipping-origins":[],"shipping-dimensional-rules":[]}
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Holley EFI 300-121BK - LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6

Holley EFI 300-121BK - LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6

$899.95
$799.95
(You save $100.00 )
Description  

Holley EFI - 300-121BK

Holley LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6

Holley EFI 2x4 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 engines, w/Black Ceramic Coating

Holley EFI 2x4 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 engines

  • 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.
  • The dual-plane equal-distribution layout produces great mid-range torque without compromising top end power.
  • Carbureted and EFI versions available
  • Power band from 1500-7000 rpm
  • Appropriate for any street/performance, muscle car, or street rod enthusiast
  • Cast aluminum construction
  • Intended for use on all GM LS Gen III engines equipped with LS1/LS2 style cathedral port cylinder heads
  • Carb Flange Center-To-Center: 8-5/8”

Basic Operating RPM Range: 1500-6500 RPM
Brand: Holley EFI
Carburetor Flange: Square/4150
Category: Engine
Color: Black
Construction: Cast
EGR Port: No
Emission Code: 4
Engine: GM LS1/LS2/LS6
Finish: Black
Flange Style: 4150 Square Bore
Front Height: 4.47 inch
Front Maximum Height: 4.47 IN
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
Manifold Type: Dual Plane
Material: Aluminum
Nitrous Bung(s) Included: No
part type: Engine Intake Manifold
Plenum Finish: Black
Product Type: Intake Manifold
Rear Height: 5.54 inch
Rear Maximum Height: 5.54 IN
Removable Runners: No
RPM Power Band: 1500-6500 RPM
Single Or Dual Plane Type: Dual Plane
Sub Category: Cylinder Block Components
Throttle Body Included: No
Warning: California Proposition 65
Warranty: Manufacturer's Limited 90 Day Warranty

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