Toda Racing - Starter motor reinforced internal ring gear - Honda - K20A - CL7RSpecifications: Manufacturer: Toda Racing Reference Number: 31214 AP2 000 Increasing the engine specifications to higher compression will increase the load on the starter motor. If a crankshaft with a longer stroke is used, the burden will increase further, and in the worst case, the internal ring gear of the starter motor will be damaged. (Fig. 1) The above image is a genuine ring gear, but since the material is made of resin, parts that were not a