Piston Kit for OLEO-MAC 741, 940, 941C, BC420, GS410, GS940, Sparta 42, 44, 440S

This listing is about a brand new after-market Piston KitHow to find the size of a piston ring in its original package that fits the following OLEO-MACSpare parts for OLEO-MAC machines models, 40mm in diameter, and replaces OEM Part #50120034:

• 741
• 940 (after S/N: 0366376835)
  
• 940 C (after S/N: 0366376835)
  

• 941 C
• 941 CX

• BC 420 T

• GS 410 C
• GS 410 CX
• GS 940
  

• Sparta 42
• Sparta 44
• Sparta 440S (Euro2)
• Sparta 440T (Euro2)
  

Note: This piston kit does not fit OLEO-MAC 941 chainsaws with bore size 42mm.

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