Does your engine run hot?

Cooling system not pressurising properly?

Loosing water through the overflow pipe!

Chances are that your Radiator Cap is stuck or not working at all.

Time to replace it before you do further damage to your engine and run the risk of cooking your engine.

Use a top quality Cool Expert replacement unit. Cool Expert is a quality European Brand.


This part will suit the following MB Vehicles/engines:-

  • W100
  • W105 – W180 Ponton
  • W108 250S,SE ,300Seb
  • W109 300SEL- M189
  • W110
  • W111 220b,Sb,Seb,250SE
  • W112
  • W113 230SL, 250SL ,280SL
  • W120,W121, W121 Ponton
  • R121 - 190sl
  • W189 Sedan
  • W199 300SL
  • Vans L408 - 410
  • Trucks L608 & L709
  • OM315
  • OM355


This cap is shown as no 55 in the diagram above


Don’t not pay over $100 for a genuine part. Our price only $47.50



Please check you have the correct part number for your vehicle.


Most parts available for Mercedes models post 1945.


McStarparts – “Keeping classic Benz’s on the road.”

Mercedes W100, W105 - W113 & Ponton Radiator Cap 1bar- 000 501 00 15, 0005010015

SKU: 000-501-00-15CE
  • Available for immediate despatch

  • International buyers – please note: Import duties, taxes, and charges aren’t included in the item price or postage cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.

"Keeping Classic Benz's On The Road"

Kevin McCarthy
+61 0418 634 080

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