BBTV 2C5485 Engine Piston Ring

Engine Piston Ring Overview

This engine piston ring is built for standard-bore V8 applications and is listed for Ford medium-duty trucks with an 8-cylinder engine. The 2C5485 part number is associated with chrome-treated top ring surfaces and ring materials selected for cylinder sealing and oil control.

Key Features

• Standard bore size for a 4.050-inch engine bore
• Chrome top ring surface treatment for wear resistance
• Grey iron top ring and second ring construction
• Steel rail and stainless expander oil ring design
• Phosphate-treated second ring surface
• Configured for 8-cylinder engine applications

Detailed Description

The 2C5485 piston ring set is specified with a 3/32-inch top groove, 5/64-inch second groove, and 3/16-inch oil groove. Its material mix combines grey iron compression rings with a steel rail and stainless expander oil ring, while chrome and phosphate surface treatments are used to support ring durability and cylinder wall contact. This part number, 2C5485, is cataloged for 1980-1991 Ford F-600 and Ford F-700 applications with a standard 4.050-inch bore.

What It Is Used For

• Restoring compression in worn cylinder bores
• Controlling oil consumption from ring wear
• Reducing blow-by caused by poor ring sealing
• Replacing worn piston rings during engine rebuilds

Installation Notes and Tips

Verify bore size, groove dimensions, and ring orientation before assembly. Confirm that the engine is standard bore and that the piston ring package matches the cylinder bore and groove specifications listed for the application. For fitment reference, this part fits 1980-1991 Ford F-600 and 1980-1991 Ford F-700, N/A.

Quality Assurance

Fitment is listed for Ford medium-duty truck applications, and the 2C5485 specification includes chrome-treated ring surfaces and standard-bore dimensions for the stated engine configuration.