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DOUGLAS EQUIPMENTMiami · Since 1955
ES
CTPCylinder Head

CTP-4N5906

Also written 4N-5906

SPRING-VALVE 4N5906 — 3408C

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SPRING-VALVE, CTP (Costex Tractor Parts) aftermarket part number 4N5906. Listed in the CTP catalog for 3408C, 3408E, 3412C, 3412D, 631E, 631G, 633E II and 637D (+7). Confirm fitment against your machine serial number before ordering; Douglas Equipment quotes price, availability and lead time on request.

Availability confirmed with your quoteShips to LATAMAftermarket alternative to OEM

OEM Cross-References

CTP aftermarket reference cross-references the following OEM part numbers:

  • 4N5906OEM

Compatible Machines

Documented fitment for the following machines. Verify with your machine serial number for exact match.

  • 3408C
  • 3408E
  • 3412C
  • 3412D
  • 631E
  • 631G
  • 633E II
  • 637D
  • 637E
  • 637G 3412E
  • 3516B
  • 311B
  • 311C
  • 312B

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