This listing is for a 140 mm curved 6 spoke zamak flywheel for flame eaters, steam and Stirling engines also other model engineering projects.

Weight approximately 750g-770g. Outside raw diameter 141 mm, and needs to be machined on a lathe, also HSS drill and machine reamer required for a perfect desired final shaft hole.

First four pictures show the raw flywheel, and that's how we offer !!!

Pictures 5 and 6 show after finalizing it. This can be painted even using powder coating procedure too for a perfect long lasting finish.

Dimensions of the flywheels:

Raw diameter: 142.4 mm

Finished diameter: 140+ mm

Diameter of the scar: 22.5 mm

Width: 19.3 mm

Wide scar: 36 mm

Weight: 770 g

Material: Zamak

If you require more than one of these contact me for details, I can supply larger quantities as well. Can be collected from Twickenham, or can be posted as well from U.K. and E.U. locations.