HOLLEY EFI 4150 SINGLE PLANE FUEL INJECTION INTAKE MANIFOLD 300-276
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Features:
- Single plane design with isolated plenum for cooler charge air temperatures
- 4150 square bore mounting flange
- Power band: 2500-7500 RPM
- Height: front 5.58Ó, rear 6.40Ó
- Port size: 1.82Ó height, 1.04Ó width
- Extra material allows for porting to 2.00Ó height, 1.20Ó width
- Anodized aluminum fuel rails with laser-etched logo (EFI model) 6AN
- Includes fuel rail mounting brackets in two sizes for more options in fuel injectors (EFI Model)
- Accessory ports under the carburetor in 1/8 NPT, 1/4 NPT and 3/8 NPT sizes
About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!
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