3-Port Ported Vacuum Switch F-100 1971-1979

Maintain peak F-100 engine performance and emissions control with this 3-port ported vacuum switch. Built to exact OEM specifications, it features a durable brass and high-temperature plastic housing for strength and reliability. Thermal elements ensure precise regulation of vacuum flow based on engine temperature. With 3 hose ports and a standard 1/2" thread size, this direct-fit replacement meets or exceeds factory performance standards, making it ideal for restoration or repair projects.

Features and Benefits:
- Fits 1971–1979 F-100 models
- Direct-fit replacement
- Meets or exceeds OEM specifications
- 3 hose ports for correct vacuum routing
- 1/2" thread size for easy installation
- Improves engine performance and emissions control
- Brass and high-temp plastic construction for durability