Aeroflow AF979-02BLK 1/8" NPT Steel Port Plug Black Coated

PRODUCT OVERVIEW

The Aeroflow AF979-02BLK is a black coated steel 1/8" NPT port plug designed to securely seal unused ports in performance and street applications. It features tapered National Pipe Thread (NPT) for reliable sealing and an internal hex for clean, easy installation.

KEY FEATURES

• Part Number: AF979-02BLK
• Thread size: 1/8" NPT (tapered pipe thread)
• Material: Durable steel construction
• Finish: Black coated for corrosion resistance and clean appearance
• Internal hex drive for easy installation and removal

TYPICAL APPLICATIONS

• Sealing unused intake manifold ports
• Blocking open vacuum ports
• Closing off unused coolant or oil galleries
• General purpose sealing of any compatible 1/8" NPT port

INSTALLATION NOTES

• NPT threads seal via the tapered thread interface
• Use a suitable thread sealant (such as AeroSeal AF98-2023 or equivalent) on all NPT threads
• Tighten until the fitting seats and sealing is achieved—do not overtighten
• Ensure port and threads are clean and free from debris before installation

SPECIFICATIONS

• Brand: Aeroflow
• Part number: AF979-02BLK
• Thread type: NPT (National Pipe Thread), tapered
• Thread size: 1/8"
• Material: Steel
• Finish: Black coated

No specific vehicle compatibility is provided. Confirm thread size and application requirements before purchase.