On certain motorcycles, the lower by-pass coolant hose can rupture.
Engine & cooling
Triumph Sprint ST Engine problems by year
1 complaints filed with NHTSA about the Triumph Sprint ST's engine & cooling. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
Engine complaints by model year
Engine recalls
Vehicle description: motorcycles. Oil can leak from between the crankcase halves.
Latest Sprint ST engine complaints
Starter cross shaft outboard support bearings in transmission and crankcase. Intake/exhaust valves beyond minimum lash, caused by faulty engine ecu. Faulty ecu, can not be "read" or accessed by factory diagnostic tool , creating excessive exhaust heat burning holes in bodywork, possible fires and burning legs of rider. Dealer will only agree to customer payment of complete overhaul and replacement of faulty ecu which has had this problem since new. Estimates exceed vehicle value. Certified letters, phone calls and emails to north american distributor go unanswered. *Tr
Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data