Used BMW M30 Thermostat Housing 11531710959

Genuine used BMW thermostat housing for classic M30 inline-six engines, supplied with one installed temperature-time switch.

The housing is in original, unrestored condition and shows normal age-related wear, oxidation, dirt, and coolant residue. Several sensor ports are open. Please inspect all photographs carefully and compare the connections with your original housing before ordering.

Details

• Part: Thermostat housing
• Manufacturer: BMW
• Manufacturer type: Genuine OEM/OE
• Engine family: BMW M30 inline-six
• Material: Cast aluminum
• Condition: Used
• Included: One installed temperature-time switch
• Configuration: Multiple threaded ports for sensors, switches, and plugs
• Supplied exactly as shown in the product photos

BMW Thermostat Housing Part Numbers

Associated original and superseding BMW part numbers:

• 11531250352 — 11 53 1 250 352
• 11531271475 — 11 53 1 271 475
• 11531272870 — 11 53 1 272 870
• 11531278187 — 11 53 1 278 187
• 11531710959 — 11 53 1 710 959 — final superseding part number

BMW part number 11531710959 is the final replacement number for the earlier versions listed above.

Included Temperature-Time Switch

The installed component is believed to be:

• 13621362599 — 13 62 1 362 599
• Part description: Temperature-time switch
• Function: Controls the cold-start enrichment system according to coolant temperature and time
• Earlier BMW number: 13621274630 — 13 62 1 274 630
• Possible Bosch reference: 0 280 130 214
• Condition: Used and untested

The part number is not clearly visible while the switch is installed. Therefore, 13621362599 is listed as a possible identification and cannot be guaranteed. Please compare the connector, dimensions, and markings with your original component.

Vehicle Compatibility

Depending on production date, engine version, and required sensor configuration, the thermostat housing may be suitable for the following classic BMW models equipped with an M30 engine:

• BMW E3: 2500, 2800, 3.0 S, 3.0 Si and 3.3 L/Li
• BMW E9: 2500 CS, 2800 CS, 3.0 CS, 3.0 CSi and 3.0 CSL
• BMW E12: 525, 528, 528i, 530i and 535i
• BMW E23: 728, 728i, 730, 732i, 733i and 735i
• BMW E24: 628 CSi, 630 CS, 633 CSi and 635 CSi
• BMW E28: 525i, 528i, 533i, 535i and M535i
• BMW E32: 730i and 735i with M30 engine
• BMW E34: 530i and 535i with M30 engine

The included temperature-time switch was also used separately on various BMW E21, E30, E12, E28, E23 and E24 models. This does not mean that the complete thermostat housing fits every model that uses the switch.

Condition

Used original BMW component in unrestored condition. The housing shows visible oxidation, surface discoloration, dirt, coolant residue, and normal traces of previous installation.

The housing and included switch have not been tested. Cleaning and inspection of the housing, threads, sealing surfaces, and sensor are recommended before installation.

Important Notes

• One possible 13621362599 temperature-time switch is included
• The identity and operation of the installed switch are not guaranteed
• Other temperature sensors, switches, plugs, and sealing rings are not included
• Thermostat, thermostat cover, O-ring, gasket, and mounting hardware are not included
• Several threaded ports are open, exactly as shown in the photos
• The required sensors and plugs depend on the model, production date, market version, and wiring harness
• Install with the correct new gasket and sealing rings
• Compare all hose connections, mounting points, threaded ports, and electrical connections before ordering
• If you are unsure about compatibility, please contact us with your VIN and the part number from your original housing