Another Day in Dragonman's Machine Shop

Published on May 19, 2026
Duration: 9:02

This video showcases the extensive engine and transmission rebuilding services offered by Dragonman's Machine Shop. It details the process of preparing various motorcycle engines for rebuild, including honing connecting rods, performing valve jobs, and boring cylinders. The shop emphasizes its stock of parts, specialized machinery like multiple honing machines, and meticulous assembly techniques to ensure long-lasting performance. The content highlights the shop's capacity to handle diverse engine types and customer requests, from complete rebuilds to specific component services.

Quick Summary

Dragonman's Machine Shop specializes in comprehensive motorcycle engine and transmission rebuilds, utilizing advanced machinery like multiple honing machines and valve grinders. They maintain a well-stocked parts room for efficiency and emphasize precise procedures such as cylinder boring to 1.5-2 thousandths clearance and proper component balancing for optimal performance and longevity.

Chapters

  1. 00:00Introduction & Motor Testing
  2. 00:28Shop Tour & Honing Machine
  3. 00:48Parts Room & Inventory
  4. 00:58Connecting Rod Honing
  5. 01:13Valve Grinding Machine
  6. 01:18Parts Room Details
  7. 01:31Rebuild Project - North Carolina
  8. 01:46Engine Rebuild Process
  9. 02:08Rebuild Project - Georgia
  10. 02:21Transmission Rebuild - Mark
  11. 02:40Rebuild Project - Denny (Arizona)
  12. 02:57Connecting Rod Replacement
  13. 03:11Transmission Rebuild - Denny
  14. 03:27Panhead Engine Cases
  15. 03:41Engine from Maine
  16. 03:50Motor to Michigan
  17. 04:02Shipping Damage Example
  18. 04:14Proper Packing Example
  19. 04:20Shovelhead Engine from Indiana
  20. 04:30Lower End from North Carolina
  21. 04:40Motor to Test - Colorado
  22. 04:42Shipping Logistics (R&L Trucking)
  23. 04:53Contact Information
  24. 05:00Personal Ride & Lunch

Frequently Asked Questions

What specialized machinery does Dragonman's Machine Shop use for engine rebuilding?

Dragonman's Machine Shop utilizes multiple honing machines, including one dedicated solely to connecting rods, and a valve grinding machine capable of handling various valve angles (30, 45, 60 degrees) for precise engine component preparation.

How does Dragonman's Machine Shop ensure efficiency and reduce downtime during engine rebuilds?

The shop maintains a comprehensive parts room stocked with essential components like valves, guides, seals, gaskets, pistons, and cams. This extensive inventory allows them to expedite rebuilds without needing to constantly order parts, significantly saving time and effort.

What are the key steps involved in a typical engine rebuild at Dragonman's Machine Shop?

Key steps include honing connecting rods, boring cylinders to precise clearances (1.5-2 thousandths), performing valve jobs with new valves and seals, and ensuring components like crankshafts are balanced and trued for optimal performance and longevity.

What advice is given regarding shipping engine components to the shop?

It is crucial to pack engine components securely using ample padding like rags and towels within sturdy containers. Avoid inadequate packaging, and always include contact information and specific notes to prevent shipping damage and ensure the shop can identify your project.

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