Brand-new, complete upgrade running gear set. Specifically made for R/C conversion of York Town model. Parts made mainly of solid brass, shafts and links of steel. This set contains the following. 4 X Powerful stainless-steel-shelled 390 motors (with capacitors soldered and wired). Unloaded speed: 19,000 r/m. Shaft diameter: 2.3mm. 4 X Motor Mounts. 4 XContinue reading