Dorman Autograde Steel Cup Engine Expansion Plug 13.70mm for Ford and General Motors 555-007

Steel cup engine expansion plug 13.70mm with 0.180 inch height designed to replace worn or leaking core plugs on Ford and General Motors vehicles.

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

Key Features

• Constructed from durable steel for corrosion resistance
• Precise 13.70mm diameter with 0.180 inch height
• Engineered to match original equipment form and fit
• Validated through testing for dependable performance
• Direct replacement for specified Ford and GM applications

Benefits

• Stops coolant leaks caused by failed expansion plugs
• Restores proper sealing to the engine block or cylinder head
• Reduces the risk of repeat repairs with quality materials
• Ensures smoother installation with OE-matching dimensions
• Provides a cost-effective solution for engine maintenance

Application

Ideal for mechanics and DIY enthusiasts repairing cooling system leaks on older Ford and General Motors engines requiring a 13.70mm cup plug.

Fitment Notes

• Compatible with select Ford Motor Company models from 1958 to 2005
• Compatible with select General Motors models from 1946 to 1967
• Verify vehicle fitment using part number 555-007 before purchase

Why Choose Dorman - Autograde?

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

What's in the Box

• 10 pieces of steel cup expansion plugs

Item Dimensions

• 3.2 inches x 2.4 inches x 1.5 inches
• Weight: 0.1 lbs