Weiand MANIFOLD – BBC, RECT 4150

Weiand MANIFOLD – BBC, RECT 4150

The Weiand MANIFOLD – BBC, RECT 4150 is a high-performance single-plane intake manifold engineered to deliver maximum airflow and horsepower for large-displacement Big Block Chevy engines. Designed for competition and drag racing applications, this manifold provides the superior cylinder-to-cylinder distribution required to maintain consistent air/fuel ratios and peak engine efficiency.

Key Features

• Single-plane open plenum design optimized for high-RPM power
• Standard 4150 carburetor mounting flange
• Lightweight aluminum construction with a natural finish
• Dyno-proven to enhance torque and horsepower across a broad power band

Fitment

• Big Block Chevy (BBC) V8 engines
• Standard deck height blocks
• Rectangular port cylinder heads

Note: This manifold does not include EGR provisions; please verify hood clearance and port compatibility with your cylinder heads before ordering.