Chopper/Cruiser 125

Hello you love !! I’m new in the area Motorad and have 2 questions about my machine 15 HP 1 ) My previous owner thinks she brings 115 km/h at 100 km/h she sber already on the edge of the red area ( 10,000T.) how can that be? 2) Can I pull her into the red area too Speak up to 12,000 T. if yes how long. 2min 10min.?Without causing damage to the engine. Please only erlich meant answers since I want to have long joy on my machine Bauj. 1998 / 15 HP / Run 1400 0 thousand