YS Engine YSG7015 Crankshaft DZ70 Replacement Crankshaft  [YSG7015]

Crankshaft for DZ70 nitro engines

The YS Engine YSG7015 crankshaft is a direct replacement crank component intended for DZ70 series RC nitro engines. Built as an RC-scale spare, it serves as the rotating core that transmits piston force into the engine’s output while keeping engine geometry and timing consistent with the DZ70 design.

This article focuses on practical compatibility notes, straightforward installation considerations and the role the crankshaft plays when tuning or rebuilding a nitro engine. Keep engine layout and bearing condition in mind when fitting any crank replacement to avoid premature wear or imbalance.

As a spare crankshaft for DZ70 engines, this part is intended to restore correct rotating geometry during rebuilds and to support consistent tuning outcomes when combined with proper bearings and seals.