Dorman Autograde Rubber Engine Oil Galley Plug Size Range 1 In to 1-1/8 In for General Motors 1975-2001 570-005

Rubber engine oil galley plugs for 1975 to 2001 General Motors vehicles used to replace worn or leaking factory expansion plugs in the 1 inch to 1-1/8 inch size range.

Built to meet the manufacturer's design intent for reliable service, this plug is constructed from quality rubber materials engineered to withstand engine heat and oil exposure while maintaining a secure seal within the oil gallery.

Key Features

• Designed to match the fit and function of the original equipment part
• Constructed from durable rubber for long-lasting performance
• Covers a size range of 1 inch to 1-1/8 inches for versatile application
• Engineered as a direct-fit replacement for specified General Motors models
• Validated through testing to ensure dependable operation

Benefits

• Restores proper oil pressure by sealing leaks in the engine oil gallery
• Reduces the risk of repeat repairs with durable material construction
• Ensures a smoother installation process with OE-matching dimensions
• Helps prevent engine damage caused by oil loss or pressure drops
• Provides a cost-effective solution compared to dealer-only parts

Application

Ideal for mechanics and DIY enthusiasts repairing older General Motors vehicles experiencing oil leaks from degraded expansion plugs or requiring routine engine maintenance to maintain oil system integrity.

Fitment Notes

• Compatible with select General Motors vehicles from model years 1975 to 2001
• Fits applications requiring a rubber expansion plug between 1 inch and 1-1/8 inches
• Verify vehicle compatibility 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
• Backed by a team of product experts in the United States and over a century of automotive experience
• Built with quality materials to stand up to daily driving demands

What's in the Box

• 5 Piece Set of Rubber Expansion Plugs

Item Dimensions

• 3.6 inches x 2.4 inches x 2.3 inches
• Weight: 0.6 lbs