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1970-1974 Corvette C3 Fuel Tank Vapor Separator Valve

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Item ID: 621-990
GM Part #: 7028035
Availability: Out of Stock
Fits Years:
  • 1970-1974
$54.99
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  • Description

1970-1974 C3 Fuel Tank Vapor Separator Valve - OEM Number(s) (7028035)

The Fuel Tank Vapor Separator Valve attaches to the gas tank for the EEC (Evaporation Emission Control) or the gas vapor system. Also referred to as a rollover valve, the valve flows when upright and stops the flow when overturned. This valve also blocks fuel from draining on steep inclines.

This valve mounts on the side of the gas tank at the top on most 1970-1974 Corvettes. Accessing this valve can be a difficult task for removal/installation. When removing the fuel tank, this valve is commonly broken during the removal process. If you can smell fuel in your interior, it may be time to inspect this valve.

  • Fits 1970-1974 Corvettes
  • Direct Replacement
  • Flows When Upright, Stops Flow When Overturned
  • Blocks Fuel Drain on Steep Inclines
  • Typically Mounts on the Upper Side of the Gas Tank
  • No Modifications Required

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

  • 180105
  • 25-168454-1
  • 686420079163
  • 7028035
  • E7974
Prop 65