Zenoah 29mm (+1mm) stroker crankshaft for R/C engines.
Manufactured by Zenoah in Japan.
When using on a Zenoah brand motor, no additional parts are required. If using on a CY motor, the Zenoah bearing/washers must be used (DDM part numbers ca216 and ca217)
Requires cylinder modified to accommodate the +1mm stroke, or use of an extra cylinder base gasket.
