Dorman Autograde Rubber Engine Expansion Plug 1-1/8 Inch with 5 Piece Pack for Universal Fit 570-006

Rubber engine expansion plug 1-1/8 inch size range used to replace worn or leaking freeze plugs in automotive engines.

Built to meet the manufacturer's design intent for reliable service, this plug is constructed from quality rubber materials engineered to withstand engine operating conditions and provide a secure seal.

Key Features

• Primary plug size is 1-1/8 inches with a functional size range of 1-1/8 to 1-1/4 inches
• Constructed from durable rubber designed for engine environments
• Engineered to match the fit and function of original equipment parts
• Includes 5 pieces per package for multiple replacements or spares
• Backed by over a century of automotive industry experience

Benefits

• Restores engine sealing integrity to prevent coolant leaks
• Direct-fit design simplifies installation and reduces labor time
• Quality materials help reduce the risk of repeat repairs
• Multi-pack value provides parts for immediate and future needs
• Validated through testing to ensure dependable performance

Application

Ideal for mechanics and DIY enthusiasts needing to replace corroded, cracked, or missing engine expansion plugs during engine rebuilds or cooling system repairs.

Fitment Notes

• Universal application based on bore size rather than specific vehicle year, make, or model
• Verify existing plug diameter before purchase to ensure proper fitment

Why Choose Dorman?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
• Strong focus on durability and dependable performance helps keep vehicles operating correctly
• Supported by a team of product experts in the United States

What's in the Box

• 5 Piece Pack of Rubber Expansion Plugs

Item Dimensions

• 3.6 inches x 2.4 inches x 2.3 inches
• Weight: 0.7 lbs