Dorman 555-081 Engine Camshaft Plug

Dorman 555-081 Engine Camshaft Plug

Dorman 555-081 is a steel engine camshaft plug built to match the fit and function of the original part on specified vehicles. With precise closed-end and open-end diameters, it supports a secure seal in the camshaft bore for dependable engine service.

Compatible with a wide range of Chevrolet and GMC trucks, vans, SUVs, and classic performance models, this camshaft plug is a direct-fit replacement for applications that call for a shallow cup steel engine camshaft plug measuring 2.2188 inches.

Key Features

• Steel construction for durable engine sealing performance
• Closed end diameter: 2.219 in.
• Open end diameter: 2.226 in.
• Engineered to match original fit and function
• Designed for specified Chevrolet and GMC applications
• Cross-references 3999200 and EPS-154 for the same application

Detailed Description

This Dorman engine camshaft plug is a practical OE-style replacement for engines that require a shallow cup steel plug at the camshaft opening. The steel material helps maintain a consistent seal, while the dimensional accuracy supports proper seating in the engine block. Dorman 555-081 is a strong match for owners and technicians servicing Chevrolet C10, K10, Camaro, Corvette, Impala, and GMC C1500 applications where the original plug has worn, leaked, or been removed during engine work.

Fits 2001-2005 Chevrolet Silverado 2500 HD, N/A; Fits 1996-2002 Chevrolet Express 3500, N/A; Fits 1988-1998 GMC K1500, N/A; Fits 1967-1972 Chevrolet Camaro, N/A; Fits 1966-1974 Chevrolet Corvette, N/A.

Common Uses

• Sealing the camshaft bore after engine service
• Replacing a corroded or damaged original cam plug
• Stopping oil seepage from the rear of the camshaft area
• Restoring proper engine block sealing during rebuilds
• Servicing older Chevrolet and GMC V8 applications

Installation Notes and Tips

Verify the closed-end and open-end diameters against the original plug before installation. Clean the bore thoroughly, inspect for scoring or corrosion, and confirm the plug seats evenly to avoid leaks. Because fitment varies by engine application, confirm the vehicle year, make, and model before ordering. Dorman 555-081 is listed for numerous Chevrolet and GMC platforms, including Silverado, Sierra, Suburban, Tahoe, Blazer, and classic C/K-series trucks.

Quality Assurance

Dorman manufactures this camshaft plug from quality materials and engineers it to match original part fit and function on specified vehicles. The part is built for reliable performance in engine sealing applications.