Holley MANIFOLD - BBC, OVAL 4150 EFI

HOLLEY Holley
SKU #HLY-300-561
Holley MANIFOLD - BBC, OVAL 4150 EFIThe Holley MANIFOLD - BBC, OVAL 4150 EFI is a high-performance, single-plane intake manifold designed to convert Big Block Chevy engines with oval port heads to multi-point fuel injection. Engineered for maximum power in the 3000-7500 RPM range, this manifold features a 4150 carburetor mounting flange and an open plenum design to deliver superior airflow and torque for racing applications.
SKU HLY-300-561
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Holley MANIFOLD - BBC, OVAL 4150 EFI

The Holley MANIFOLD - BBC, OVAL 4150 EFI is a high-performance, single-plane intake manifold designed to convert Big Block Chevy engines with oval port heads to multi-point fuel injection. Engineered for maximum power in the 3000-7500 RPM range, this manifold features a 4150 carburetor mounting flange and an open plenum design to deliver superior airflow and torque for racing applications.

Key Features

  • Computer-designed open plenum and single-plane layout for optimized flow
  • Dyno-proven to produce significant gains in horsepower and torque
  • Includes precision-machined, anodized fuel rails and mounting brackets
  • No EGR provisions for a clean, race-focused installation

Fitment

  • Big Block Chevrolet (BBC) V8 Engines
  • Compatible with Oval Port Cylinder Heads
  • Designed for 4150 Style Throttle Bodies

Note: Works with 1.48 inch or 2.56 inch O-ring-to-O-ring injector lengths; please verify port dimensions and clearance before ordering.

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