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1961-1965 Corvette C2 Radiator Expansion Tank Cap AC 307 13#

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Item ID: 642-454
GM Part #: 3852236
Availability: Out of Stock
Fits Years:
  • 1961-1962
  • 1963-1965
$49.99
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  • Description

1961-1965 C2 Radiator Expansion Tank Cap AC 307 13# - OEM Number(s) (3852236)

This 1961-1965 Radiator Expansion Tank Cap is an exact reproduction of the original cap used in production from 8/63-3/66 and includes the correct original style rivet. This cap features the correct finish and stamped markings of AC, 13#, and 307.

This cap is designed as OE - after the engine warms and system pressure reaches the cap's rated pressure, the spring compresses and pressurized coolant then flows into the overflow tank.

  • Fits 1961-1962 Corvettes
  • Fits All 1963 Corvettes
  • Fits 1964-1965 Corvettes without Air Conditioning
  • Fits 1965 Corvettes with the 396 Engine
  • Correct AC 307 13# Stamping
  • Direct Replacement
  • OE Quality
  • Includes Correct Original Style Rivet
  • Correct Finish

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

  • 242106
  • 25-101844-1
  • 25745
  • 3852236
  • 686420075585
  • CL031A
Prop 65