Yamaha YDS 2 & Yamaha YDS 3 Brake Bracket Aluminium Casting (Part 2)

Background: This is an update to an ongoing project to Reverse Engineer and re-manufacture brake and clutch brackets with levers for Yamaha YDS 2 and YDS 3 motorcycles. Creation of Digital Twins of the original parts and manufacture of the patterns for these were covered in a previous post. A few weeks ago Harling Foundries …

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Sand Cast Switch Design and Pattern

Our customer’s customer had an idea for a component in their head they wanted to be made from cast aluminium. They put down the idea onto a piece of paper with some key dimensions and that’s where we began. The hand drawn image was recreated in CAD. Numerous iterations of the design were made based …

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Yamaha YDS 2 & Yamaha YDS 3 Brake Bracket Aluminium Casting (Part 1)

Background: Yamaha YDS 2s and YDS 3s were sold in the early to mid 1960s. These bikes, had a cable operated clutch and front brake. They used very similar brake bracket castings for both but were sided due to the brake lever pivot bolt holes. There is a slight difference between the YDS 2 and …

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Yamaha XT 600 Cylinder Reverse Engineering

Background: This project started out as part of a Yamaha XT 600 – 660 ‘Frankenstein’ motored (bottom end from an XT660 but top end from an XT600 as we wanted to keep the air cooled look) flat track framer bike. The original intention was to cast a new cylinder with modified, more symmetrical, fins that …

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