Speedmaster 1200 CFM 4-Barrel 4150 Billet CNC Machined Throttle Body, Black

The Speedmaster 1200 CFM 4-barrel 4150 billet throttle body is a precision-engineered fuel delivery component designed for high-performance carburetor systems. Built from CNC-machined billet aluminum and finished in black, this throttle body delivers the flow capacity required for aggressive street and racing applications while maintaining tight tolerances and reliable operation.

This component is compatible with 4-barrel 4150-style carburetor mounting systems and serves as a direct replacement or upgrade for engines requiring enhanced fuel control and airflow delivery. The solid billet construction ensures durability under high-RPM conditions, making it ideal for engine builders and performance enthusiasts who demand precision-machined quality in their intake systems. Whether restoring a classic muscle car, building a race engine, or upgrading a street machine, this throttle body provides the flow characteristics and build quality needed to support reliable performance.

Key Features & Benefits

• 1200 CFM Capacity: Engineered to flow 1200 cubic feet per minute, supporting high-displacement engines and aggressive tuning applications.
• Billet CNC Machined: Precision-machined from solid billet aluminum, ensuring tight tolerances, durability, and professional-grade quality.
• 4150-Style Design: Standardized 4-barrel 4150 bolt-pattern mounting compatible with most carburetor systems.
• Black Finish: Durable black powder-coated or anodized finish resists corrosion and provides clean engine bay appearance.

Specifications

Ideal Applications

• Street rod and classic car engine builds requiring high-flow carburetor control
• High-performance race engine fuel delivery systems
• Engine restoration and upgrade projects for muscle cars and performance vehicles
• Custom engine builds where precision throttle control and airflow capacity are critical