Dorman Autograde Engine Oil Drain Plug Oversize 7/8-14 with 1-1/8 Inch Head Size 090-021

Oversize engine oil drain plug 7/8-14 with 1-1/8 inch head size used to replace missing or damaged factory drain plugs on specified vehicles.

Built to meet the manufacturer's design intent for reliable service, this plug is engineered to match original equipment form, fit, and function. It features trustworthy quality backed by over a century of automotive experience and rigorous testing to ensure a secure seal and long-lasting durability.

Key Features

• Oversize thread specification of 7/8-14 S.O. for repaired or stripped oil pan threads
• Head size measures 1-1/8 inches for proper tool engagement
• Direct replacement for missing or damaged original equipment plugs
• Constructed from durable materials designed to withstand daily driving demands
• Validated through testing to ensure consistent performance
• Includes 5 pieces per package for multiple applications or future service

Benefits

• Restores a secure seal to prevent oil leaks and protect engine health
• Eliminates the need for expensive oil pan replacement due to stripped threads
• Ensures confident installation with precise OE-matching dimensions
• Reduces the risk of repeat repairs with robust construction
• Provides value with a multi-pack quantity for professional or DIY use
• Delivers peace of mind through Dorman's reputation for quality aftermarket solutions

Application

Ideal for vehicle owners and mechanics needing to repair stripped oil drain plug holes or replace lost plugs. Commonly used during oil changes when the original plug is damaged, cross-threaded, or no longer available.

Fitment Notes

• Designed for specific vehicles requiring a 7/8-14 oversize thread pattern
• Verify thread size and head dimensions against your vehicle's requirements before purchase
• Compatible with applications calling for Marli part number 77-32K

Why Choose Dorman?

• Dorman offers smart aftermarket replacement parts focused on fit, durability, and dependable performance to restore your vehicle with confidence.

What's in the Box

• 5 Piece Set of Oversize Oil Drain Plugs

Item Dimensions

• Length: 3.2 inches
• Width: 2.4 inches
• Height: 1.5 inches
• Weight: 0.8 lbs