• Dorman Autograde Steel Cup Engine Expansion Plug 1-3/8 Inch with 0.340 Inch Height for Select Vehicles 555-025
  • Dorman Autograde Steel Cup Engine Expansion Plug 1-3/8 Inch with 0.340 Inch Height for Select Vehicles 555-025
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Dorman - Autograde

Dorman Autograde Steel Cup Engine Expansion Plug 1-3/8 Inch with 0.340 Inch Height for Select Vehicles 555-025

Dorman Autograde Steel Cup Engine Expansion Plug 1-3/8 Inch with 0.340 Inch Height for Select Vehicles 555-025

$21.53
$21.53
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389 in stock

Shipping & returns

Shipping details

In-stock orders are processed within 48 hours; transit time is additional.

International orders include export processing and customs clearance. Duties, taxes and brokerage are extra; final freight charges may change after remeasurement.

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Returns

Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.

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Return details & how to start

Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.

Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.

Wrong part/size or change of mind: a 20% return processing fee applies, plus applicable shipping costs.

Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.

After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.

Missing, incorrect or transit-damaged items: report within 3 business days of receipt with photos of the product and packaging.

For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.

Specifications

Product details shared across all variants.

Product type
Engine Expansion Plug
Category
Motor Vehicle Engine Parts
Item condition
New
Manufacturer type
Aftermarket
Shipping weight
1.0 lb
Barcode
019495555254

Billable shipping weight; may include dimensional weight.

Steel cup engine expansion plug 1-3/8 inch with 0.340 inch height used to replace worn or leaking core plugs in Ford Chrysler and Toyota engines.

Built to meet the manufacturer's design intent for reliable service using quality steel materials engineered to match original equipment form fit and function.

Key Features

  • Constructed from durable steel for long lasting performance
  • Precise 1-3/8 inch diameter with 0.340 inch height
  • Direct replacement for specified OEM part numbers
  • Engineered to prevent coolant leaks and maintain pressure
  • Validated through testing for daily driving demands
  • Sold as a 10 piece pack for multiple replacements

Benefits

  • Restores engine cooling system integrity effectively
  • Reduces risk of repeat repairs with dependable materials
  • Ensures smoother installation with OE matching dimensions
  • Helps maintain proper engine operating temperature
  • Provides cost effective solution compared to dealer parts
  • Backed by over a century of automotive experience

Application

Ideal for mechanics and DIY enthusiasts repairing coolant leaks in older Ford Chrysler Toyota GM Suzuki and Jaguar vehicles requiring a 1-3/8 inch cup plug.

Fitment Notes

  • Compatible with select 2005-1991 1988-1968 and 1959-1955 model years
  • Verify vehicle compatibility using part number 555-025 before purchase
  • Cross references OEM numbers including F0CZ6026A and 6034804

Why Choose Dorman - Autograde?

  • Dorman parts are engineered as direct-fit replacements designed to match OE form fit and function
  • Strong focus on fit durability and dependable performance restores vehicle confidence
  • Built with quality materials and validated through testing to stand up to daily demands

What's in the Box

  • 10 Piece set of steel cup expansion plugs

Item Dimensions

  • 3.2 inches x 2.4 inches x 1.5 inches
  • Weight 0.4 lbs
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Vehicle fitment