Current Lead Times: 1-3 Weeks on Most Engines; 3-4 Days on Heads – *call us for more exact lead times for your specific build 
Core Policy for ALL CHOATE Engines


A Qualified core must rotate 360 degrees. It must also be free from any holes or cracks to the block. Your core must include all parts that we send with our engines. If you do not know what parts you will be receiving please contact your Sales representative and he can give you a detailed description of what will need to come back. When sending your core in ensure that the core returned is a like for like make, model, type, and part number. Please be advised that we cannot accept cores from salvage or junkyards. Cores received must be complete and undamaged. Cores that have missing or damaged major components or have been disassembled will not be eligible for full refund.


Thank you for choosing CHOATE Engineering Performance. As a valued customer, we kindly ask that you have the engine core crated and ready for pickup within 30 days of receiving the new engine per the BOL to ensure you receive full credit for your cores. Please note that core returns that are received after 45 days will be issued CHOATE Store Credit ONLY, which will expire 1 Year from the date of issue. 


If you have any questions regarding your core return timeline, please don’t hesitate to contact our customer service representatives. They will be more than happy to assist you with any concerns you may have. 


  • Usable core sent within 30 days. 100% core refund 
  • Usable core sent after 45 days. Store Credit only 
  • Unusable core sent. No core refund.


Payment for your core fees are outlined in your sales quotation. Unless you have made other arrangements, the full amount quoted on the quotation should be paid upfront. All Short blocks and Long blocks come with a $1500.00 core fee. All Full running Engines come with a $3500.00 Core fee.

If you decide to send your core before you receive your engine, you’ll notice that the full core amount will be reflected on your quote. However, once your core has been torn down and inspected and passed our qualifications then It will be issued as a credit against your balance.

Please note that if your engine is finished in production before your core is finished being qualified, we require that your balance on your order be paid and your engine be shipped to you. Once your core qualification has been completed, your core refund will be processed and refunded via a check sent to you through the US mail service.

If you have any questions about this process, please feel free to call and speak with one of our customer service representatives and they will be happy to assist you further. 901-553-9847


When you’re ready to send in your core, it’s important to make sure that all fluids have been drained, the core has been shrink-wrapped, and it’s securely strapped to the pallet and crate provided. Additionally, you are required to submit images of your core to a customer service representative before a shipping BOL can be provided to you., Please make sure to include the laminated pallet ID card that was stapled to the pallet when you received your engine. This will help us process your core return in a timely and efficient manner.


The core will be torn down and inspected by our Teardown Department to determine if it is a good usable core. And will let you know within a week of arrival


Inspection of the core takes approximately 1 week Once Inspected the Refund will be made promptly by check and mailed by the US Mail. Please keep in mind that it can take up to 10-14 business days for you to receive your refund check in the mail.

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*If you know your vin number before hand it is very helpful during the quotation period. Please note that this will be required before the engine is built.

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