All customers must understand and agree to the core policy below. If you have questions, please feel free to call us at (901)553-9847 or email office@diesel911.com.

Core charge will be paid up front in the amount quoted on your estimates. If you choose to send your core in first there is no fee charged up front. however there may be fees after inspection to be paid before your new engine ships out by buying you agree to have the engine core ready for pickup and return to us within 30 days of receiving the engine. Failure to do so will void your warranty. If you have no core or the core is no good. (core must have no visible cracks or holes and rotate 360 degrees) core will be inspected and must meet diesel doctor of tn specifications to deem it a good usable core. The engine will be shipped to diesel doctor of tn in shrink wrap on a non returnable wooden pallet & the appropriate core charge due.

Inspection of core takes approx, 30 days. once inspected appropriate core fees will be kept and balancing remaining will be refunded promptly we require a like for like core. Meaning if we send you a long block we require everything from your core long block to be usable and machinable.

Any core engines not returned within the specified time will be subject to a restocking fee of 40%.

We will need the year, make, model, and vin number to make sure you are buying the correct engine before we ship.