Dorman Autograde Steel Cup Engine Expansion Plug 1.5 Inch with 0.220 Inch Height for Ford and GM 555-077

Steel cup engine expansion plug 1.5 inch diameter with 0.220 inch height for Ford and General Motors vehicles used to replace worn or leaking factory core plugs.

Built to meet the manufacturer's design intent for reliable service, this plug is constructed from quality steel materials to ensure a secure seal and long-lasting durability in demanding engine environments.

Key Features

• Constructed from durable steel for corrosion resistance
• Precise 1.5 inch diameter with 0.220 inch height specification
• Designed to match original equipment form and function
• Validated by product experts with over a century of automotive experience
• Sold as a 10-piece pack for multiple replacement needs

Benefits

• Restores proper engine sealing to prevent coolant or oil leaks
• Direct fit installation reduces labor time and frustration
• High-quality materials help reduce the risk of repeat repairs
• Reliable performance under daily driving demands
• Cost-effective solution for maintaining engine integrity

Application

Ideal for automotive technicians and DIY mechanics repairing engine blocks on specified Ford and General Motors models where original expansion plugs have failed due to corrosion or wear.

Fitment Notes

• Compatible with select Ford Motor Company vehicles from 1958 to 2005
• Compatible with select General Motors vehicles from 1964 to 2005
• Replaces part numbers including F6AZ6026BA, 25513256, and D7AZ6026A

Why Choose Dorman - Autograde?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
• Built with quality materials and validated through testing to stand up to daily driving demands
• Backed by a team of product experts in the United States

What's in the Box

• 10 Piece Set of Steel Cup Expansion Plugs

Item Dimensions

• 3.7 inches x 2.4 inches x 2.2 inches
• Weight: 0.4 lbs