Komatsu Engine Gasket Thermostat Housing 6136-11-6821

Komatsu Engine Gasket Thermostat Housing 6136-11-6821 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6136-11-6821 is listed as Gasket Thermostat Housing. Search also by the no-dash alternate number 6136116821.

Engine book references

This part appears in Komatsu engine parts book paths such as:

• ENGINES / S4D105-5B S/N 100028-UP / COOLING AND ELECTRICAL SYSTEMS / WATER PUMP AND COOLING FAN(#100028-149999) (2501)
• ENGINES / S4D105-5B S/N 100028-UP / COOLING AND ELECTRICAL SYSTEMS / WATER PUMP AND COOLING FAN(#150007-) (2501A)
• ENGINES / S4D105-5B S/N 100028-UP / TOOL AND KIT / GASKET KIT (2991)
• ENGINES / S4D105-5C S/N 104818-UP / COOLING AND ELECTRICAL SYSTEMS / WATER PUMP AND COOLING FAN (2502)
• ENGINES / S4D105-5C S/N 104818-UP / TOOL AND KIT / GASKET KIT (2992)
• ENGINES / S4D105-5D S/N 104818-UP / COOLING AND ELECTRICAL SYSTEMS / WATER PUMP AND COOLING FAN (2502)

This part appears in 92 Komatsu engine book paths in our reference data.

Verification note

Always confirm final fitment by engine model, serial range, diagram callout, and part number before ordering. Hub references are provided to help buyers find the right engine section and related parts faster.

Keep Ops Moving

19PARTS organizes Komatsu engine parts around searchable engine-model hubs so rebuild shops, equipment owners, and fleet teams can identify parts and keep repairs moving.