SERVICE BULLETINS
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SOB-17-01 20-MAR-17 ENGINE CONTROL MODULE (ECM) RECALIBRATION AND THERMOSTATINSPECTION - 40/50/60 HP EFI
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SOB-17-07 28-APR-17 40/50/60 EFI FOURSTROKE 4 CYLINDER IGNITION COIL TESTING SPECIFICATIONS
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SOB-17-12 03-NOV-17 IMPROVED POWER TRIM POPPET VALVES (PO CHECK VALVES)
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SOB-18-01 25-APR-18 30/35/40/50/60 HP FOURSTROKE FUEL PUMP REPLACEMENT