TOPRAN Thermostat 501 146

Compatible with BMW 3 Touring (E91) , BMW 3 Compact (E46) , BMW 3 (E46) Show more info
Ensures optimal engine operating temperature by regulating coolant flow. Essential for efficient performance and preventing overheating.
30.69 EUR
inc. VAT 21%
In stock 3
Delivery 1 day (14.05.2026)
PN 501 146
Make TOPRAN

This TOPRAN thermostat, part number 501 146, is designed to precisely control the engine's operating temperature. It functions by opening and closing to regulate the flow of coolant through the radiator, ensuring the engine reaches and maintains its ideal working temperature. A properly functioning thermostat is crucial for both performance and longevity. It helps the engine warm up quickly, improving fuel efficiency and reducing emissions during cold starts. It also prevents the engine from overheating during demanding driving conditions by allowing coolant to circulate through the radiator when necessary. This component is manufactured to meet stringent quality standards, ensuring reliable operation and a long service life. Replacing a faulty thermostat can resolve issues such as engine overheating, poor heating performance in the cabin, and inconsistent temperature readings.

  • Regulates engine coolant flow
  • Maintains optimal operating temperature
  • Aids in quick engine warm-up
  • Improves fuel efficiency
  • Prevents engine overheating
  • Ensures consistent cabin heating
  • High-quality construction for durability
  • Direct fit for specific vehicle applications
Additional article/Additional information
with gasket
Additional article/Additional info 2
with sensor
Opening temperature
+105
Housing type
with housing
Housing material
Plastic
  • BMW
    • 3 Touring (E91)
      • 318 i (100kW/136PS)
      • 320 i (110kW/150PS)
      • 318 i (95kW/129PS)
    • 3 Compact (E46)
      • 316 ti (85kW/115PS)
      • 318 ti (105kW/143PS)
      • 316 ti (85kW/115PS)
    • 3 (E46)
      • 318 i (105kW/143PS)
      • 316 i (85kW/115PS)
      • 316 i (85kW/115PS)
    • 3 Coupe (E46)
      • 318 Ci (105kW/143PS)
      • 316 Ci (85kW/115PS)
      • 318 Ci (110kW/150PS)
    • 3 Touring (E46)
      • 318 i (105kW/143PS)
      • 316 i (85kW/115PS)
    • 3 Kabriolets (E46)
      • 318 Ci (105kW/143PS)
      • 318 Ci (110kW/150PS)
    • 1 (E81)
      • 116 i (85kW/115PS)
      • 120 i (115kW/156PS)
    • 3 (E90)
      • 320 i (110kW/150PS)
      • 318 i (95kW/129PS)
      • 316 i (85kW/115PS)
    • Z4 Roadster (E85)
      • 2.0 i (110kW/150PS)
    • X3 (E83)
      • 2.0 i (110kW/150PS)
    • X1 (E84)
      • sDrive 18 i (110kW/150PS)
    • 1 Kabriolets (E88)
      • 120 i (115kW/156PS)
    • 1 (E87)
      • 120 i (110kW/150PS)
      • 120 i (115kW/156PS)
    • 5 (E60)
      • 520 i (115kW/156PS)
    • 3 Kabriolets (E93)
      • 320 i (115kW/156PS)
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