Chainsaw Repair

I think I found my piston or possible pistons.

Stihl 066 660    54mm
Piston Pin 12mm x 8mm x 33mm
Pin top to top of Piston 17mm
Height 43mm
   

Stihl 046 460  Big Bore   54mm
Piston Pin 12mm x 7mm x 35mm
Pin to top of Piston 15.5mm
Height 36.5mm


top of pin hole to crown 16.75mm
height 42.65mm
pin 12mm

Stihl 066, MS 660
Replaces Part Number 1122 030 2005
Bore 54mm
Rings 54mm x 1.0mm
Height 42.75mm
Head Type Flat
Piston Pin 12mm x 36mm x 7.75mm
Compression/Pin to top of Piston 17.0mm
Made in USA