Dorman 555-022 Expansion Plug

In stock
SKU: 591|555022
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Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price $15.84
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.

Product details

  • SKU 591|555022
  • Barcode 19495555223

Product Description

This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

  • Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience

Detailed Applications

Year Make Model Configuration Positions Application Notes
1995 Oldsmobile 88 V6 231 3.8L (3800cc) Rear 6 Required; 1.218 In.
1994 Ford E-350 Econoline V8 445 7.3L Rear 8 Required; 1.218 In.
1994 Ford E-350 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1994 Ford F-250 V8 445 7.3L Rear 8 Required; 1.218 In.
1994 Ford F-350 V8 445 7.3L Rear 8 Required; 1.218 In.
1994 Ford F-59 Commercial Stripped Chassis V8 445 7.3L Rear 8 Required; 1.218 In.
1994 Ford F-Super Duty V8 445 7.3L Rear 8 Required; 1.218 In.
1993 Ford E-350 Econoline V8 445 7.3L Rear 8 Required; 1.218 In.
1993 Ford E-350 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1993 Ford F-250 V8 445 7.3L Rear 8 Required; 1.218 In.
1993 Ford F-350 V8 445 7.3L Rear 8 Required; 1.218 In.
1993 Ford F-59 Commercial Stripped Chassis V8 445 7.3L Rear 8 Required; 1.218 In.
1993 Ford F-Super Duty V8 445 7.3L Rear 8 Required; 1.218 In.
1992 Ford E-350 Econoline V8 445 7.3L Rear 8 Required; 1.218 In.
1992 Ford E-350 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1992 Ford F-250 V8 445 7.3L Rear 8 Required; 1.218 In.
1992 Ford F-350 V8 445 7.3L Rear 8 Required; 1.218 In.
1992 Ford F-59 Commercial Stripped Chassis V8 445 7.3L Rear 8 Required; 1.218 In.
1992 Ford F-Super Duty V8 445 7.3L Rear 8 Required; 1.218 In.
1991 Ford E-250 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1991 Ford E-350 Econoline V8 445 7.3L Rear 8 Required; 1.218 In.
1991 Ford E-350 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1991 Ford F-250 V8 445 7.3L Rear 8 Required; 1.218 In.
1991 Ford F-350 V8 445 7.3L Rear 8 Required; 1.218 In.
1991 Ford F-59 Commercial Stripped Chassis V8 445 7.3L Rear 8 Required; 1.218 In.
1991 Ford F-Super Duty V8 445 7.3L Rear 8 Required; 1.218 In.
1990 Ford E-250 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1990 Ford E-350 Econoline V8 445 7.3L Rear 8 Required; 1.218 In.
1990 Ford E-350 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1990 Ford F-250 V8 445 7.3L Rear 8 Required; 1.218 In.
1990 Ford F-350 V8 445 7.3L Rear 8 Required; 1.218 In.
1990 Ford F-59 Commercial Stripped Chassis V8 445 7.3L Rear 8 Required; 1.218 In.
1990 Ford F-Super Duty V8 445 7.3L Rear 8 Required; 1.218 In.
1989 Ford E-250 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1989 Ford E-350 Econoline V8 445 7.3L Rear 8 Required; 1.218 In.
1989 Ford E-350 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1989 Ford F-250 V8 445 7.3L Rear 8 Required; 1.218 In.
1989 Ford F-350 V8 445 7.3L Rear 8 Required; 1.218 In.
1989 Ford F-59 Commercial Stripped Chassis V8 445 7.3L Rear 8 Required; 1.218 In.
1988 Buick Century V6 231 3.8L (3800cc) Rear 6 Required; 1.218 In.
1988 Buick Electra V6 231 3.8L (3800cc) Rear 6 Required; 1.218 In.
1988 Buick LeSabre V6 231 3.8L (3800cc) Rear 6 Required; 1.218 In.
1988 Buick Reatta V6 231 3.8L (3800cc) Rear 6 Required; 1.218 In.
1988 Buick Riviera V6 231 3.8L (3800cc) Rear 6 Required; 1.218 In.
1988 Buick Skylark V6 181 3.0L Rear 6 Required; 1.218 In.
1988 Ford E-250 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1988 Ford E-350 Econoline V8 445 7.3L Rear 8 Required; 1.218 In.
1988 Ford E-350 Econoline Club Wagon V8 445 7.3L Rear 8 Required; 1.218 In.
1988 Ford F-250 V8 445 7.3L Rear 8 Required; 1.218 In.
1988 Ford F-350 V8 445 7.3L Rear 8 Required; 1.218 In.
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Product Specifications

Describe Type: Cup Type
Material: Steel
Maximum Diameter: 1.235 in
Minimum Diameter: 1.222 in
Package Contents: Expansion Plug
Package Quantity: 10
Brand: Dorman - AutoGrade - Boxed
Packaging Type: Box

OE Numbers

DIRECT OE CROSS
25513253 GENERAL MOTORS
663032 GENERAL MOTORS