The New Kabuto R21 engine has undergone a detailed review and evolution. While maintaining the smooth and easy-to-use characteristics of the previous Kabuto R21 engine, the improved crankshaft delivers more torque in the mid- and low-speed range along with better idling performance, resulting in stable and easy-to-use performance even during long race races.
This thin (only 0.3mm thick) body mount patch offers protection around each body mount hole for extremely light weight body shells. The thin patch fits curves of a body shell especially well. The hole diameter is 8mm perfect for 1/8GP racing, GT cars
This body mount 0.5mm thick patch offers extra reinforcement around each body mounting hole. The patch also works as paint protection in this area. The hole diameter is 8mm perfect for 1/8GP racing, GT cars.