16.5hp Petrol Engine Pull Start GB460This 16. 5hp Petrol Engine replaces most 10hp to 15hp engines and had great power and torque for you more heavy duty machines. With a full commercial construction this is a rugged engine build to take on the hardest jobs and still have more to give. Quality and durability are nothing without support. We carry spare parts and give an industry leading 2 year warranty on design, assembly and materials to ensure you get simply the very best support,