Dorman 555-080 Engine Camshaft Plug - Rear

Dorman 555-080 Engine Camshaft Plug

Dorman 555-080 is a steel engine camshaft plug built to match the fit and function of the original part on specified vehicles. Its cup-style design and measured diameters help support a precise seal in the engine block during camshaft service or repair.

Key Features

• Steel construction for durable engine use
• Cup-type plug design for a direct OE-style replacement
• Closed end diameter: 2.101 in.
• Open end diameter: 2.111 in.
• Engineered to match original fit and function on listed applications
• Cross-references EPS-159 and 1477826 for the same application

Detailed Description

This Dorman engine camshaft plug is designed for vehicles that use a 2.1094-inch steel cup plug in the camshaft opening. It is a practical replacement for service work on Chevrolet, GMC, Buick, Pontiac, Oldsmobile, Cadillac, Jeep, Ford, and related applications listed in the fitment data. The part number 555-080 is commonly searched for engine repair jobs involving older GM trucks, vans, SUVs, and passenger cars, including Chevrolet C10, S10, Camaro, and GMC Jimmy applications.

Built from steel, this camshaft plug is made to provide the dimensional consistency needed for a secure engine seal. The Dorman 555-080 is also a useful reference for buyers searching for an OE-style engine camshaft plug for Chevrolet Silverado 1500, GMC Sierra 1500, and other listed fitments across model years 1979-2005.

What It Helps Fix

• Oil leakage at the camshaft opening
• Damaged, rusted, or missing original camshaft plugs
• Improper sealing after engine service
• Fitment issues caused by worn or distorted cup plugs
• Maintenance needs on older GM and select Jeep/Ford engine applications

Installation Notes and Tips

Verify the required diameter and cup style before installation. Clean the bore thoroughly, inspect for corrosion or scoring, and confirm the plug seats evenly to achieve a proper seal. Always compare the vehicle application, engine configuration, and measurements against the fitment data before ordering.

Quality Assurance

Dorman manufactures this camshaft plug to match original part fit and function using quality materials for reliable performance. Part number 555-080 is backed by Dorman’s OE-style replacement approach for service-focused engine repairs.