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Holley EFI 300-246 Hi-Ram Intake Manifold Plenum Top - 105mm

Part of: Holley EFI Hi-Ram Intake Manifold Plenum Top

Other options in this family: Holley EFI 300-246BK Holley EFI 300-207BK-2 Holley EFI 300-208 Holley EFI 300-208BK-2 Holley EFI 300-207BK

Manufacturer

Picture for manufacturer Holley EFI

Part Number

300-246
8 reviews
Sale Price

$478.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Holley EFI Hi-Ram 105mm Plenum Top is a high-performance upper intake manifold component designed for enthusiasts building custom EFI induction systems. This plenum top is engineered to maximize airflow potential on high-horsepower applications.

Key Features:

  • Premium aluminum construction for strength and light weight
  • Large 105mm throttle body opening supports exceptional airflow capacity
  • Top-only design allows pairing with custom lower intake manifolds
  • Ideal for forced induction and naturally aspirated builds requiring maximum flow
  • Compatible with Hi-Ram modular intake system components

This plenum top is perfect for custom engine builders and racers who need a high-flow upper manifold solution. The 105mm opening accommodates large throttle bodies, making it suitable for engines producing serious horsepower. Pair with your choice of custom or aftermarket lower intake manifold to create a complete induction system tailored to your specific application.

Products specifications

Basic Operating RPM Range

1500-7000

Brand

Holley EFI

Category

Engine

CNC Ported

No

Color

Natural

Construction

Cast

EGR Port

No

Emission Code

4

Engine

Universal

Fuel Injectors Included

No

Fuel Rail(s) Included

No

Fuel System Type

EFI

Gasket Or Seal Included

No

Grade Type

Performance

Inlet Size

105mm

Intake Port Gasket(s) Included

No

Material

Aluminum

Material

Cast Aluminum

Nitrous Bung(s) Included

No

Part Type

Engine Intake Manifold

Plenum Finish

Natural

Product Type

Intake Manifold Top

Removable Runners

No

Removable Top/Lid

Yes

Single Or Dual Plane Type

Single Plane

Sub Category

Cylinder Block Components

Throttle Body Bore Diameter

105 MM

Throttle Body Gasket Included

No

Throttle Body Included

No

Type of Component

Manifold Top

Vacuum Ports

No

Warning

California Proposition 65

Warranty

Manufacturer's Limited 90 Day Warranty

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Fast delivery good items as described

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