Full Bore


Orders and policies

Placing an order is straight forward.

First find what you are looking for and make the payment right here on the website.

After making payment with buy it now button, ship your cylinders or engine core (depending on your purchase) with a copy of receipt, contact phone # and any special requests.

After making payment for service.

Print a copy of the receipt and put it in the box with your cylinders.  If you can’t print your receipt include the following to avoid delays:

Name on the payment.  This is what we work off of so this is very important.

Contact name

Daytime contact phone number

Email address.

Return shipping address. Physical address, no P.O. boxes.

 Description of work requested.


Shipping address (shipping only)

Full Bore,
486 S Ripley Blvd,
Suite # 228.
Alpena Mi, 49707

Don't forget to insure your shipment.  If you keep your shipping receipt, you can check online to see when it is received on our end.  

When Full Bore ships your cylinders or engine back, you will receive an email with the tracking number.    We will ship to the address provided at the time of payment unless notified in writing on the receipt or from your email address on record with Full Bore.

How to ship to us click here 

Refund/account credit policy

Due to issues with covid causing parts costs and supply issues to be out of our control (which has caused extended timeframes for return of services) Full bore will offer account credit minus actual return shipping of any customer parts.  This credit can be used at a later time or transferred to another person with your consent.

***no monitory refunds will be given at this time.  We apologize for any inconvenience.



We accept credit and debit cards over the phone, and pay pal on the website. 

PayPal Acceptance Mark

We are not a bank, Balance due must be paid in full before it will be shipped!

Core charge

We don't charge a core charge because we are rebuilding your engine.  If part of you engine core isn't rebuildable such as a hole in case we have many core parts in stock and would only charge for what is needed and only after contacting you first.



Platinum and Premium HD engine rebuilds warranty covers defects in Parts and craftsmanship for 2 years unless otherwise stated.  A written copy of the warranty is supplied with engine.

Top end rebuild kits

Top end kits do come with a guarantee on our machine work.  Full Bore cannot warranty cover your ability to clean, prep, assemble or maintain your engine.  If you have a failure in a top end kit notify Full Bore within 2 weeks (14 days) of said failure.  Full Bore will need a copy of original receipt, failed pistons, spark plugs and cylinders to inspect.  Upon inspection and evaluation  Full Bore will contact you with our findings.  Fault to be determined by Full Bore.


Scheduling and order of work done is determined by payment received or deposit date. 

Without payment or a deposit you are not on the schedule!!! 


Pricing for return shipping is only for the 48 continental states. Outside that please email for a price quote.

Contact us

Email us at info@fullboreonline.com

Phone 989-340-1321

9-5 Monday - Thursday

9-4 Friday Eastern time.

Shipping address (shipping only)

Full Bore
486 S Ripley Blvd
PMB #228
Alpena, MI 49707