Machining for double spark plugs in a shovel-head

This video showcases the motor testing process for Harley Davidson motorcycles in a machine shop. The creator demonstrates running completed motors on a testing stand to ensure leak-free operation, proper bolt tightening, precise timing, and correct head torque. The description also mentions the need for a carburetor and manifold if a customer is sending in a complete motor for testing, and provides a contact number for rebuilding inquiries. This content is highly technical and focuses on the mechanics and assembly of Harley Davidson engines.

This video details the complex process of rebuilding and enhancing motorcycle engines, specifically focusing on Shovelhead models. Dragonman, an expert in machining, explains flywheel modifications for increased RPMs, head work including dual spark plug installations, and critical camshaft specifications. He also outlines pricing for various levels of engine rebuild services, showcasing the extensive capabilities of his machine shop which serves clients nationwide.

This video demonstrates the process of creating an extra spark plug hole in a Harley Davidson cylinder head, which can also be adapted for a 9/16" 14mm compression release. The creator offers this machining service for $85 for both heads. They advise practicing on a junk head before attempting on a customer's engine and provide specific shipping instructions for heads sent in for work. The video also promotes the creator's merchandise store.

This video demonstrates the process of installing nickel alloy valve seats in Harley Davidson motorcycle cylinder heads using a Sunnen H.M. machine. It also mentions capabilities in dual spark plugs, Sportster Ironheads, and all Shovelhead engines, as well as porting and flowing services. A link to the shop's t-shirt store is provided.

Dragonman, a seasoned mechanic and owner of a machine shop, details his comprehensive motorcycle engine and transmission rebuilding services. He emphasizes quality work, fair pricing, and offers a unique 'rebuild your own motor' service with expert support. His extensive experience is evident in his detailed explanations of component wear and repair processes, showcasing a deep understanding of engine mechanics.

This video demonstrates the process of rebuilding Harley Davidson flywheels for models manufactured between 1936 and 1999. The presenter outlines a detailed procedure for shipping flywheels or entire lower ends to his shop for rebuilding. He also highlights additional services offered, such as shaving flywheels for higher RPMs, balancing flywheels (requiring piston weight), installing new camshafts, and rebuilding oil pumps. Shipping instructions are provided, emphasizing the use of milk crates and secure packaging for UPS or FedEx.

This video demonstrates the process of loading machine gun ammunition belts using a vintage WWII .50 caliber linking machine. Dragonman showcases the mechanical operation of the device, emphasizing the manual steps involved in aligning cartridges and links. The content highlights the scale of ammunition preparation for large shooting events and the historical significance of the equipment used.

Dragonman's showcases a massive new firearm and ammunition delivery, highlighting a wide range of calibers and popular handgun models like the Canik, Ruger 57, FN 509, Glock 19X, and S&W M&P Shield EZ. The store also features AR-style rifles, including Ruger AR-556 and S&W M&P 15, alongside a bullpup shotgun. Legal switchblades are presented as an alternative for those unable to pass background checks. New optics like Sig Sauer Romeo 3 and EOTech sights are also in stock.

Dragonman provides an in-depth tour of his unique home, showcasing an extensive collection of firearms, memorabilia, and vintage vehicles. He emphasizes his home defense strategy, featuring readily accessible firearms like M16s and shotguns, and argues against gun safes for immediate access. The video also highlights his massive collection of over 10,000 rounds of ammunition and promotes an upcoming machine gun shoot event.

Dragonman demonstrates the process of building and legally registering machine guns, emphasizing compliance with ATF regulations. The video showcases live-fire testing of various full-auto conversions, including M16 and AK-47 variants, and culminates in a .50 caliber M2 Browning test. Restrictions on sales to out-of-state residents are also clarified.