Dorman Autograde Brass Cup Engine Expansion Plug 1-61/64 In with 0.510 In Height for Select Vehicles 565-041

Brass cup engine expansion plug 1-61/64 inch diameter with 0.510 inch height used to replace leaking or corroded original freeze plugs in automotive engines.

Built to meet the manufacturer's design intent for reliable service, this expansion plug is constructed from quality brass materials to resist corrosion and ensure a tight seal within the engine block.

Key Features

• Constructed from durable brass material for long-lasting performance
• Precise diameter of 1-61/64 inches and height of 0.510 inches
• Designed to match the fit and function of the original equipment part
• Engineered by Dorman with over a century of automotive experience
• Validated through testing to withstand daily driving demands

Benefits

• Effectively seals engine block openings to prevent coolant leaks
• Reduces the risk of repeat repairs caused by inferior materials
• Ensures smoother installation with direct-fit OE specifications
• Restores vehicle reliability and prevents overheating issues
• Provides a trustworthy solution backed by US-based product experts

Application

This part is ideal for mechanics and DIY enthusiasts performing engine rebuilds or repairing coolant leaks where specific brass cup plugs are required to seal core holes in the engine block.

Fitment Notes

• Compatible with select vehicles requiring a 1-61/64 inch brass cup plug
• Verify original part dimensions before purchase to ensure proper fitment
• Replaces Pioneer part number EPC-42-B

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
• Offers a smart way to restore your vehicle with confidence and dependable performance

What's in the Box

• 10 Piece set of Brass Cup Expansion Plugs

Item Dimensions

• 4.9 inches x 3.7 inches x 2.2 inches
• Weight: 1.0 lbs