Dorman Autograde Steel Cup Expansion Plug 7/16 In with 0.170 In Height for Chrysler Dodge Ford Mercury 555-003

Steel cup expansion plug 7/16 inch with 0.170 inch height for Chrysler Dodge Ford and Mercury vehicles used to replace worn or leaking factory engine plugs.

Built to meet the manufacturer's design intent for reliable service using quality steel materials engineered for dependable performance in demanding engine environments.

Key Features

• Constructed from durable steel for long-lasting engine sealing
• Precise 7/16 inch diameter with 0.170 inch height specification
• Direct replacement for original equipment expansion plugs
• Validated through testing to ensure proper fit and function
• Backed by over a century of automotive industry experience
• Includes 10 pieces per package for multiple repairs

Benefits

• Restores engine integrity by sealing coolant or oil passages effectively
• Reduces the risk of repeat repairs with robust material construction
• Ensures smoother installation with direct-fit OE form and function
• Prevents fluid leaks that can lead to engine overheating or damage
• Provides a cost-effective solution compared to dealer parts
• Delivers peace of mind with trustworthy quality assurance

Application

Ideal for mechanics and DIY enthusiasts repairing engine blocks on vintage Chrysler Dodge Ford and Mercury models requiring precise 7/16 inch cup plugs to stop leaks and maintain proper engine pressure.

Fitment Notes

• Compatible with select Chrysler models from 1993 to 1997
• Compatible with select Dodge models from 1993 to 1997
• Compatible with select Ford models from 1971 to 1974 and 1978 to 1980
• Compatible with select Mercury models from 1971 to 1974
• Verify vehicle compatibility using part number 555-003 before purchase

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
• Supported by a team of product experts in the United States
• Focuses on fit durability and dependable performance to restore vehicle confidence

What's in the Box

• 10 PC Steel Cup Expansion Plugs

Item Dimensions

• Package measures 3.2 inches by 2.4 inches by 1.5 inches
• Total package weight is 0.1 lbs