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Engine Coolant Reservoir Cap

Manufactured to meet all OEM specifications. Designed to be easy to install and remove. Manufactured from high quality components with proper relief and vacuum valves. Quality tested to stand up to even the most demanding automotive cooling systems.


  • Maintains proper cooling system pressure
  • Easy installation and removal
  • Meets all OEM specifications
  • 100% tested to ensure proper pressure and longevity
  • Cap Depth: 0.24 in
  • Coolant Recovery System: Open & Closed
  • Filler Neck Inside Diameter: 0.62 in
  • Filler Neck Outside Diameter: 1.50 in
  • Indicator Markings: Yes
  • Indicator Markings Color: Black
  • Lever Type: N/A
  • Maximum Pressure Rating: N/A
  • Meets or Exceeds Original Equipment Manufacture Specifications: Yes
  • Attachment Type: Push Fit
  • Color: Black
  • Diameter: 1.66 in
  • Material: Plastic
  • Pressure Release Lever: No
  • Pressurized: No
  • Type: Standard
  • Vented: No
Year Make Model Engine
  • Advance_T176
  • Autozone_7176
  • Autozone_7176
  • MotoRad_T176
  • OReilly_7176
  • Toyota_164050P030