Thunderbolt Harley-Davidson
Butte, Montana
Our Dyno Room
At Thunderbolt Harley-Davidson our  Harley-Davidson® certified technicians have the ability to run your bike on a DynoJet dynometer.  The DynoJet is a state of the art tuning and diagnostic tool that gives quick and accurate diagnosing of performance problems. 

The Dynojet allows us to run your bike through a full power curve and adjust air/fuel ratios at various throttle positions for maximum horsepower and torque.

Come visit one of our DynoJet trained technicians today!

Call our Service Manager Denny today for an appointment.  406-782-5601


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