Holley 300-276 HOLLEY EFI 4150 SINGLE PLANE FUEL INJECTION INTAKE MANIFOLD
EFI Single Plane Intake Manifold Small Block Ford 289-347
Holley 300-276 HOLLEY EFI 4150 SINGLE PLANE FUEL INJECTION INTAKE MANIFOLD is not in stock at Fast Lane Spares and will ship direct from supplier
Description
Description
Part Number: 300-276
The new single plane intake manifolds are designed to provide a broad RPM powerband for high-performance street/strip engine applications to a maximum engine speed of 7500 RPM. The EFI manifold is designed to work with 4150 Style Throttle body EFI systems like the Holley 4150 style flange Universal Throttle Bodies. These intake manifolds are designed to accept most stock hardware and accessory brackets, but offer performance features like better plenum and runner geometry for improved charge airflow. The isolated design of the air/fuel passages helps to increase charge air density and performance. The 300-276 EFI manifold includes black anodized fuel rails and rail bracket assortment for an easy installation with the injectors that you choose to use for your combination. The intake manifolds are designed for use with 289-347 cubic inch Small Block Ford engines 8.2" deck height.
Features and Benefits
⢠Includes fuel rail mounting brackets in two sizes for more options in fuel injectors (EFI Model)
⢠Anodized aluminum fuel rails with laser-etched logo (EFI model) 6AN
⢠Height: front 5.58ā, rear 6.40ā
⢠4150 square bore mounting flange
⢠Extra material allows for porting to 2.00ā height, 1.20ā width
⢠Accessory ports under the carburetor in 1/8 NPT, 1/4 NPT and 3/8 NPT sizes
⢠Port size: 1.82ā height, 1.04ā width
⢠Single plane design with isolated plenum for cooler charge air temperatures
⢠Power band: 2500-7500 RPM
Specifications
Specifications
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Specifications
Basic Operating RPM Range 2500-7500 Brand Holley EFI Carburetor Flange 4150 Square Bore Carburetor Quantity 1 Carburetor Studs Included No Category Engine CNC Ported No Color Natural Construction Cast Cylinder Head Port Shape Rectangle Deck Height 8.2 EGR Port No Emission Code 3 Engine Ford Small Block Flange Style 4150 Square Bore Fuel Injectors Included No Fuel Rail(s) Included Yes Fuel System Type EFI Gasket Or Seal Included No Grade Type Performance Intake Port Gasket(s) Included No Manifold Type Single Plane Material Aluminum Nitrous Bung(s) Included No part type Engine Intake Manifold Plenum Finish Natural Product Type Intake Manifold Removable Runners No Removable Top/Lid No Single Or Dual Plane Type Single Plane Sub Category Cylinder Block Components Throttle Body Bore Diameter 3.6 Throttle Body Gasket Included No Throttle Body Included No Vacuum Ports Yes Warning California Proposition 65 -
Instructions
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