Dear Sirs,We are manufacturer of mini tractor and farm equipments based in India.We are developing mini tractor using horizontal engine and v-belt driven transmission system and for the same we required gear-box as per photograph provided.I don't have drawing of gearbox but I can send you photograph of gearbox we required.We are using Horizontal 15/18/21HP engine with RPM of 2000/2200 for our mini tractor and we required gearbox to fit with this engine.Our initial requirement will be about 700 nos. per year and will go up to 1500 no. within next 2 years.Country:India