Proline® piston kit for Echo CS-370, CS-400, CS-420ES chainsaws.
⚠️ IMPORTANT FITMENT: Some models listed may use more than style/part number depending on the manufacturing date. Verify that this is the correct part for your specific model before purchasing. Please compare your existing part with ours to verify proper fitment; actual product pictures are shown. Part is Not made in China.
Includes:
- Piston
- Piston ring
- Circlips
- Wrist pin
Specs:
- 40mm
Replaces Echo OEM #:
- P021036520
- P021010582
- P021010581
Fits Models:
Echo
CS-400 (C08111001001 - C08111999999)
CS-400 (C09011001001 - C09011999999)
CS-400 (C10013001001 - C10013999999)
CS-400 (C09212001001 - C09212999999)
CS-400F (C27812001001 - C27812999999)
CS-420ES (20001001-20999999)
CS-420ES (37027771-37999999)
CS-370 (C33714001001-C33714999999)
CS-400 (C08111019801-C08111999999)
CS-400 (C33714001001-C33714999999)
CS-400 (C69715001001-C69715999999)
CS-400F (C33814001001-C33814999999)
CS-400F (C69815001001-C69815999999)
Shindaiwa
402s (C37414001001-C37414999999)
402s (C37513001001-C37513999999)
402s (C69915001001-C69915999999)