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1973-1982 Corvette Radiator Cap 15# RC33

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product image
Brand Logo ACDelco
Item ID: 609-685
GM Part #: 25661994
Availability: Out of Stock
Fits Years:
  • 1973-1982
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  • Description

1973-1982 Radiator Cap 15# RC33 - OEM Number(s) (25661994)

Our 1973-1982 Corvette Radiator Cap is a high quality replacement from AC Delco. Cap is for pressurized systems.

Cap is marked: Never Open Hot Check Level in Bottle TVS RC33 15lb Closed System Align Arrow & Vent Tube. Center label states Pressurized System.

  • ACDelco RC81 15# 
  • Stamped RC33 by Delco as a Superseded Part Number
  • Stamped Aluminum
  • Cap Measures 2-3/16 Diameter by 1 Inch Height

Also known under these part numbers: (For reference only)

  • RC81
  • 036666944921
  • 243037
  • 25661994
  • RC81