Car Part Headquarters Warranty

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Certified Parts

Free Shipping within 3-5 business days.

12-Month Return and Replacement Warranty

Car Part Headquarters, LLC Warranty

All engines and transmissions sold by Car Part Headquarters come with an exceptional warranty. To ensure that you are completely secure in this deal, we go above and beyond for you.

Return and Replacements

We provide a no-cost warranty since we cover the shipping expenses for all authorized returns and replacements.

Certified Professionals

Our ASE-certified professionals have thoughtfully crafted a pre-installation guide to ensure the engine performs at its peak.

Replacement Warranty

12-month return and replacement warranty

Dedicated Support

1-3 years of support (Our in-house warranty team works with you to troubleshoot the majority of frequent issues to prevent total engine failure).

Express Shipping

We generally ship orders within 3-5 business days(excluding weekend and holidays). Though, it is very rare, during some unavoidable circumstances, delivery might require some additional time.

Pre-installation Checks

We suggest you perform pre-installation checks before installing your used engine or used transmission. Pre-installation checks are crucial as they help the engine/transmission perform efficiently with enhanced durability.

Cultivated from our years of experience, the following are our installation guidelines, just for you:

We recommend installing the following parts along with the engine to get the optimum performance from the ordered used engine/used transmission:

For your convenience, you can download a copy of this guideline “HERE”, take out a hard copy of it, hand it to your mechanic or installer, and feel comfortable enjoying the ride in your vehicle again.

Warranty Terms

Warranty will be Void if


Asked Questions

To guarantee that every product delivered by us meets quality requirements, all our used car components are 100 percent certified and put through a rigorous testing and inspection process by automotive experts.

You will receive a complete engine assembly that consists of the block, head, piston, camshaft, crankshaft, and other internal components. All parts, change-over accessories, and wear-and-tear items are sometimes left on the engine for your convenience, but we won’t charge you for them and they won’t be warrantied.

All orders placed with Car Part Headquarters come with a 12-month return and replacement assurance. Car Part HQ will bear all shipping costs for warranty-certified returns in the exact amounts. Please refer to our “Returns and Replacement” page for more details on how to initiate a warranty claim.

We have a dedicated support team who will assist you or your mechanic to isolate the issue, and if it turns out to be an engine failure, we will ship the replacement unit within 3-5 days of picking up the defective merchandise.


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