FZ115S Connecting Rod YSG2045 Replacement Part for RC Engines by YS Engine  [YSG2045]

FZ115S Connecting Rod — Installation Guidance

This YS Engine connecting rod YSG2045 is a spare part designed for use with the FZ115S RC engine family. It links piston motion to the crankshaft inside the powerhead and acts as a direct replacement when wear or damage is found during routine service or rebuilds.

Installation requires standard engine disassembly and careful reassembly: inspect mating surfaces and bearings for wear, apply clean lubrication during assembly, and confirm correct fitment before testing. Because this sits inside the powerhead, correct alignment and specified torque on fasteners are essential to prevent premature wear.

Treat the connecting rod as a scheduled service item — replace it when run-time or inspection suggests fatigue, and always recheck clearances after a rebuild to keep engine behavior consistent.