34mm Bore Cylinder Piston Kit For Stihl FS75 FS80 FS85 Trimmer – W/ Gasket & Plug

Rebuilding your Stihl trimmer?

This 34mm bore cylinder and piston kit fits FS75, FS80, and FS85 models.

Includes gasket and spark plug—everything you need to breathe life back into that 2-stroke engine.

Replaces OEM numbers 4137-140-0603, 4137 020 1202, and 4137 020 1201.

Aluminum piston, metal cylinder, plastic bits where needed.

Year 2023 manufacture, so it’s fresh.

Unbranded but solid aftermarket.

Assembly required—yeah, you gotta put it together.

1-year warranty included.

No UPC, but plenty of power.