Dorman Autograde Engine Expansion Plug Kit with Brass Construction for General Motors 1955-2002 567-001

Brass engine expansion plug kit for 1955 to 2002 General Motors vehicles used to replace leaking or corroded factory freeze plugs and pipe plugs.

Built to meet the manufacturer's design intent for reliable service, this kit features components engineered from quality brass materials to ensure durability and a precise fit in your engine block.

Key Features

• Includes 15 expansion plugs and 5 pipe plugs for comprehensive coverage
• Constructed from brass for superior corrosion resistance
• Designed to match original equipment specifications for General Motors engines
• Backed by over a century of automotive industry experience
• Validated through testing to stand up to daily driving demands

Benefits

• Stops coolant leaks caused by failed or rusted freeze plugs
• Restores proper sealing of the engine cooling system
• Reduces the risk of repeat repairs with durable materials
• Ensures smoother installation with direct-fit OE form and function
• Provides a cost-effective solution for engine maintenance

Application

Ideal for mechanics and DIY enthusiasts restoring classic GM trucks and cars or repairing cooling system leaks in vintage General Motors engines from the mid-20th century to early 2000s.

Fitment Notes

• Compatible with General Motors vehicles manufactured between 1955 and 2002
• Verify specific engine block requirements before purchase as plug sizes vary by model

Why Choose Dorman - Autograde?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
• Products are validated through rigorous testing to ensure dependable performance
• Supported by a team of product experts in the United States

What's in the Box

• 20 Piece Kit containing 15 expansion plugs and 5 pipe plugs

Item Dimensions

• 8.0 inches x 5.0 inches x 5.0 inches
• Weight: 0.7 lbs