One of the more recent additions to the Zepka Service Department is our state-
of-the-art DynoJet Model 250 Dynamometer. This amazing tool can troubleshoot
virtually any motorcycle problem, as well as be used as a performance-enhancing

As a diagnostic tool, the Dyno can find such problems as air/fuel ratio, driveline
problems - slipping clutch and loose chain - and intake and exhaust problems.
With the help of the Dyno, our staff of highly qualified technicians can soon
remedy these conditions.

If you are looking to increase your bike's power, the final judge is the Dyno. There is no disputing cold, hard figures. We
can provide you with packages* from mild to wild and anything in between.

Contact a Service Representative or make an appointment today!

*For use on Harley-Davidson® motorcycles only.

Fields marked with an asterisk (*) are required information.

Service Request

Contact Information
Describe Service Needs

Captcha is required.