The ATC 8880658 Cap Tool Plugs are precision sealing and alignment plugs designed for Volvo and Mack applications. These specialized plugs help technicians create airtight sealing for diagnostic testing, temporary port closure, or alignment of housings during assembly. They prevent contamination, fluid loss, or air intrusion during service work.
Key uses include blocking ports or openings during in-fuel or air-leak tests, sealing openings in transmission or engine housings, or providing a precise guide when aligning covers and components during reassembly. These tool plugs are an indispensable component of any heavy-duty technician’s toolbox when working on Volvo and Mack powertrains.
Key Features & Benefits
-
OEM-style cap plugs for Volvo D13 and other models / Mack applications
-
Provides airtight sealing for diagnostic and assembly work
-
Helps prevent fluid leaks, air intrusion, or contamination
-
Acts as alignment / guide plug for housing assembly
-
Durable construction suited for shop use