• Dorman Autograde Steel Cup Expansion Plug 1-1/4 Inch with 0.300 Inch Height for Engine Block Repair 555-024
  • Dorman Autograde Steel Cup Expansion Plug 1-1/4 Inch with 0.300 Inch Height for Engine Block Repair 555-024
1 2
Dorman - Autograde

Dorman Autograde Steel Cup Expansion Plug 1-1/4 Inch with 0.300 Inch Height for Engine Block Repair 555-024

Dorman Autograde Steel Cup Expansion Plug 1-1/4 Inch with 0.300 Inch Height for Engine Block Repair 555-024

$22.80
$22.80
Sale Sold out

Shipping calculated at checkout.

116 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.

Read the shipping policy

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.

Read the full return policy
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
019495555247

Billable shipping weight; may include dimensional weight.

Steel cup expansion plug 1-1/4 inch size used to replace leaking or corroded engine block freeze plugs on various vehicle models.

Built to meet the manufacturer's design intent for reliable service. This component is constructed from quality steel materials and engineered to match the original part's fit and function for a secure seal.

Key Features

  • Constructed from durable steel for long-lasting performance
  • Features a 1-1/4 inch diameter with a 0.300 inch height
  • Designed as a direct replacement for specified OEM part numbers
  • Engineered to restore proper sealing in the engine block
  • Backed by over a century of automotive industry experience

Benefits

  • Prevents coolant leaks caused by failed or corroded plugs
  • Ensures a precise fit that matches original equipment specifications
  • Reduces the risk of repeat repairs through quality material selection
  • Provides a cost-effective solution for engine maintenance
  • Offers peace of mind with trustworthy domestic support

Application

Ideal for mechanics and DIY enthusiasts performing engine block repairs or coolant system maintenance on vehicles requiring a 1-1/4 inch steel cup plug.

Fitment Notes

  • Compatible with various models from American Motors, General Motors, Chrysler, Toyota, Mazda, and Ford
  • Replaces part numbers including 941998, 94020304, 4429958, and E6DZ6026A
  • Verify specific vehicle compatibility using the provided part number cross-reference before purchase

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 in fit and durability

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
View full details

Vehicle fitment