Weiand MANIFOLD - BBC, RECT 4500
WEIAND
Weiand MANIFOLD - BBC, RECT 4500
The Weiand MANIFOLD - BBC, RECT 4500 is a high-performance single-plane intake manifold designed to provide ultimate airflow and power for Big Block Chevy engines. Engineered for drag racing and high-displacement builds, this manifold features an open plenum design to maximize horsepower and torque in the 3,500-8,000 RPM range.
Key Features
- Single-plane open plenum design for maximum high-RPM performance
- Computer engineered for superior cylinder-to-cylinder distribution
- Precision CNC-machined aluminum construction for optimal surface finish
- Isolated plenum design to keep air/fuel mixture cooler
Specifications
- Power Band: 3,500 - 8,000 RPM
- Carburetor Flange: 4500 Dominator Style
- Port Dimensions: 2.28" High x 1.48" Wide (Rectangle Port)
- Manifold Height: Front 5.96", Rear 5.96"
Fitment
- Big Block Chevrolet (Mark IV-VI) 396-502 CID Engines
- Fits Standard Deck Height Blocks
- Requires Rectangle Port Cylinder Heads
Note: This manifold is intended for competition use and may require hood modifications or carburetor re-jetting for optimal performance; verify clearance before installation.