Dorman Autograde Steel Cup Expansion Plug 1-21/64 Inch with 0.300 Inch Height for Chrysler Dodge Plymouth 555-072

Steel cup expansion plug 1-21/64 inch for Chrysler Dodge and Plymouth engines used to replace leaking or corroded factory freeze plugs.

Built to meet the manufacturer's design intent for reliable service. This plug is constructed from quality steel materials and engineered to match the original part's fit and function, ensuring a secure seal against coolant leaks.

Key Features

• Material: Durable steel construction
• Size: 1-21/64 inch outer diameter
• Height: 0.300 inch profile
• Type: Cup style expansion plug
• Design: Direct fit replacement for specified vehicles
• Quantity: Sold as a 10 piece pack

Benefits

• Stops coolant leaks caused by old or damaged plugs
• Prevents engine overheating and potential damage
• Matches OE specifications for easy installation
• Resists corrosion for long-term durability
• Cost-effective solution for engine maintenance
• Backed by over a century of automotive experience

Application

Ideal for mechanics and DIYers repairing cooling systems on older Chrysler, Dodge, and Plymouth vehicles. Commonly used during engine rebuilds, head gasket replacements, or when addressing visible coolant seepage from the engine block.

Fitment Notes

• Compatible with select Chrysler models from 1975 to 2005
• Compatible with select Dodge models from 1969 to 2005
• Compatible with select Plymouth models from 1973 to 1999
• Verify engine block hole size before purchase to ensure proper fit

Why Choose Dorman?

• 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
• Supported by a team of product experts in the United States

What's in the Box

• 10 x Steel Cup Expansion Plugs

Item Dimensions

• Package Length: 3.2 inches
• Package Width: 2.4 inches
• Package Height: 1.5 inches
• Weight: 0.4 lbs