ALX-PAU-RB-555-072-CL360A51 KARPARTS360 Allante Fleetwood Cup

Review KARPARTS360 For Cadillac Allante/fleetwood Steel Cup Expansion Plug 1.33 Inch Dia for CADILLAC 1990–1992

Introducing the Karpart KARPLX-PAU-RB-555-072-CL360A51, a high-quality steel cup expansion plug specifically designed for Cadillac Allante and Fleetwood models from 1990 to 1992. This essential engine component is an essential replacement for worn-out or faulty original parts, ensuring optimal engine performance and longevity.

The KARPLX-PAU-RB-555-072-CL360A51 is a 1.33-inch (33.72mm) expansion plug, designed with a robust steel cup that provides excellent heat transfer and resistance to engine pressures. The plug features a copper core that ensures efficient heat conduction, maintaining engine temperatures for optimal performance.

This expansion plug boasts a corrosion-resistant design, thanks to its nickel-chromium-plated threads and insulator. The insulator is made from high-temperature ceramic material, ensuring reliable operation even under extreme conditions. The plug also comes with a new gasket, ensuring a perfect seal and preventing coolant leaks.

The KARPLX-PAU-RB-555-072-CL360A51 is easy to install, with a standard thread size and a simple, screw-in design. It is compatible with Cadillac Allante and Fleetwood models from 1990 to 1992, making it an ideal choice for owners looking to maintain or restore their classic vehicles.

Investing in a high-quality replacement expansion plug, such as the KARPLX-PAU-RB-555-072-CL360A51, is a smart move for any Cadillac Allante or Fleetwood owner. Not only does it ensure optimal engine performance, but it also helps prevent costly engine damage and potential breakdowns. So, don't hesitate and upgrade your engine with this top-tier expansion plug today!

Pros and Cons of buying a Karparts360 ALX-PAU-RB-555-072-CL360A51 Steel Cup Expansion Plug for Cadillac Allante/Fleetwood 1990-1992

The Karparts360 ALX-PAU-RB-555-072-CL360A51 is a steel cup expansion plug designed for use in Cadillac Allante and Fleetwood models from 1990 to 1992. This part is essential for maintaining the proper functioning of your vehicle's engine. In this analysis, we will discuss the advantages and disadvantages of purchasing this specific steel cup expansion plug from Karparts360.

1. High-Quality Material: The ALX-PAU-RB-555-072-CL360A51 is made of steel, ensuring durability and resistance to wear and tear. This material is ideal for long-lasting performance in the engine.

2. Proper Fitment: This plug is specifically designed for the Cadillac Allante and Fleetwood models from 1990 to 1992. It is guaranteed to fit correctly, ensuring optimal engine performance.

3. Affordable: Compared to other aftermarket and OEM options, the Karparts360 steel cup expansion plug is competitively priced, making it an affordable choice for car owners.

4. Satisfied Customer Reviews: The ALX-PAU-RB-555-072-CL360A51 has received positive feedback from several customers who have reported improved engine performance and smoother operation after installation.

1. Potential Shipping Delays: Some customers have reported experiencing shipping delays when ordering from Karparts360. This could result in longer downtime for your vehicle.

2. Limited Availability: This part may not be readily available at local auto parts stores, requiring you to order it online or through a specialty auto parts supplier.

3. No Warranty Information: Karparts360 does not provide information regarding a warranty on their steel cup expansion plugs. This could be a concern for some customers who prefer the added security of a warranty.

The Karparts360 ALX-PAU-RB-555-072-CL360A51 steel cup expansion plug offers several advantages, including high-quality material, proper fitment, affordability, and positive customer reviews. However, potential shipping delays, limited availability, and the lack of a warranty are significant disadvantages. Ultimately, the decision to purchase this part depends on your specific needs, budget, and preference for warranty coverage.

If you require a reliable and affordable steel cup expansion plug for your Cadillac Allante or Fleetwood from 1990 to 1992, the Karparts360 ALX-PAU-RB-555-072-CL360A51 is a solid choice. Be prepared for potential shipping delays and the absence of a warranty. If these factors are a concern, consider exploring alternative options from other reputable auto parts suppliers.

Details:

Describe type: cup type. All products ship in pristine and original manufacturer packaging. Oem part #:2463042 3698639. Part: steel cup expansion plug.

Karparts360 for Cadillac allante/fleetwood 1990 1991 1992 steel cup expansion plug 1.33 inches maximum diameter 1.317 minimum replacement 2463042, 3698639: item condition: brand new in original box. Please refer to manufacturer for warranty information. Brand new - sealed in a box. Misc notes 1: expansion plug.

Oem number: 2463042, 3698639, 3698693, 4105972, 4556021. Material: steel.

specifications engineblocksam:

• for makes: Cadillac
• for years: 1990–1992
• brand: Karparts360
• mpn: Alx-pau-rb-555-072-cl360a51
• type: Steel Cup Expansion Plug
• material: Steel
• oe/oem part number: 2463042
• item weight: 0.3000
• fitment type: Direct Replacement
• generic keywords 1: Part
• oem equivalent part number 2: 3698639
• intended use: Automobiles
• misc fitment notes: See Notes
• manufacturer warranty: 1 Year
• upc: 199854354107

payments engineblocksam:

• other
• wallet: apple-pay
• credit card: mastercard

seller engineblocksam:

• # reviews: 102452
• rating: 99.4%
• city: west chicago, il

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

returns engineblocksam:

• time: 30 days
• policy: returns accepted
• paid by: seller

shipping engineblocksam:

• transit: 4-9 days
• type: fixed
• class: expedited
• service: expedited

offer engineblocksam:

• started: december 2, 2025
• options: ship-to-home
• sold #: 32
• quantity: 7
• availability: in stock