Norton Commando Engine Rebuild Cost Calculator

Use this cost calculator to custom tailor a fixed-cost estimate of your project.

• Begin by telling us if a test stand is needed or if you plan to have us install the engine in your bike.
• Next, select the model year of your Norton Commando motor.
• Based on the year, you can select from a variety of engine-specific options.
• Your selections will be automatically listed and calculated in the Total Summary.
• Click PDF Download to print and save a reference copy of your estimate.

As of 29 August 2025 there is a 25% tariff added to all motorcycle parts imported from England to the United States. The calculator below does NOT include these fees at this time. Once the “final” tariff structure is settled we will update the pricing accordingly.

When you are ready to proceed, send a request for service by clicking the Contact Form button, and we will be in touch shortly.