Welcome to Hank's Engineering Hank's Engineering is a specialist motorcycle engineering workshop and showroom, which was established in 1993.
We specialise in supplying OEM Yamaha and aftermarket parts for Yamaha 400cc/500cc singles.
We also undertake a wide variety of custom engineering; we modify and manufacture components for all motorcycle makes and models. We also provide general engineering solutions, especially for those "difficult" or bespoke jobs.
Vintage and modern motorcycle restoration and performance modifications are the mainstay of the business. Hank Koebrugge is the proprietor and head machinist; a qualified Fitter and Turner who has been modifying and racing motorcycles for over 35 years.