814-04-BLK -4AN Internal Hex O-Ring Port Plug

Speedflow 814-04-BLK | -4AN Internal Hex O-Ring Port Plug

Seal off unused -4AN O-ring boss (ORB) ports with this precision-machined internal hex port plug from Speedflow. Featuring a captive O-ring for a reliable, leak-free seal, this plug is the clean and professional way to blank off unused fittings on fuel systems, oil systems, and hydraulic components.

Key Features

• -4AN O-ring boss (ORB) port plug
• Internal hex design for a flush, low-profile finish
• Captive O-ring for a reliable, leak-free seal
• Precision-machined aluminium construction
• Black anodised finish for corrosion resistance and a clean look

Ideal Applications

• Blanking off unused ports on fuel rails, regulators, and filters
• Sealing spare ports on oil filter sandwich plates and cooler adapters
• Hydraulic and pneumatic system port blanking
• Dry sump and wet sump oil system unused outlets
• Street, race, and project builds — Holden V8, Ford, Chev Small Block, LS, and more

Part Number: 814-04-BLK
SKU: 814-04-BLK