Dorman Autograde Steel Cup Expansion Plug 45mm for 1968-1987 Jeep and 1979-1984 Toyota 555-098

Steel cup expansion plug 45mm for 1968 to 1987 Jeep and 1979 to 1984 Toyota engines used to replace leaking or corroded factory core plugs.

Built to meet the manufacturer's design intent for reliable service using quality steel materials engineered to match original equipment specifications for a secure seal.

Key Features

• Constructed from durable steel for long-lasting corrosion resistance
• Precise 45mm diameter with 0.440 inch height for accurate fitment
• Direct replacement for specified Renault Toyota and American Motors part numbers
• Engineered to match OE form fit and function
• Validated through testing to ensure dependable performance
• Sold as a 10 piece bulk pack for multiple repairs

Benefits

• Stops coolant leaks caused by worn or failed expansion plugs
• Restores engine cooling system integrity and pressure
• Reduces risk of repeat repairs with robust material construction
• Simplifies installation with direct fit design requiring no modifications
• Provides cost-effective solution for fleet or shop inventory needs
• Ensures vehicle operates safely without overheating risks

Application

Ideal for mechanics and DIY enthusiasts repairing cooling systems on vintage Jeep and Toyota trucks or cars requiring reliable core plug replacements to prevent fluid loss.

Fitment Notes

• Compatible with select 1968-1987 Jeep models
• Compatible with select 1979-1984 Toyota models
• Also fits specific Renault and American Motors vehicles as per cross-reference
• Verify engine block hole size before installation to ensure proper seal

Why Choose Dorman?

• Dorman delivers proven aftermarket solutions backed by over a century of automotive experience and a team of product experts in the United States focused on fit durability and dependable performance.

What's in the Box

• 10 pieces of steel cup expansion plugs

Item Dimensions

• Package measures 4.9 inches by 3.7 inches by 2.2 inches and weighs 0.7 lbs