O.S. Piston Ring FS-120 III

Tower Stock# OSMG7825  •  Manufacturer Stock# 45503410
Notes from our tech department:
This is a replacement piston ring for an O.S. FS120 Surpass III four-stroke
airplane engine.

INCLUDES

One steel piston ring - this part wraps around the top of the piston
and seals the gap between the piston and cylinder liner. This
ensures that the engine has sufficient compression to run.

Approx piston ring diameter: 31mm

9/21/97 RDT
ir/le

Resources

References

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