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Caps

T166
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.

Features:

  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
  • Coolant Recovery System: Open
  • Filler Neck Inside Diameter: 1.53 in
  • Filler Neck Outside Diameter: 1.57 in
  • Prop 65: WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
  • Attachment Type: Push Fit
  • Cap Depth: 0.12 in
  • Color: Black
  • Diameter: 1.65 in
  • Indicator Markings: Yes
  • Indicator Markings Color: Black
  • Material: Rubber
  • Overall Height: 0.77 in
  • Pressure Release Lever: No
  • Pressurized: No
  • Quick Pressure Release: No
  • Shape: Round
  • Type: Standard
  • Vented: Yes
Year Make Model Engine
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  • Advance T166
  • Autozone 7166
  • Autozone 7166
  • MotoRad T166
  • NAPA 703-1959
  • OReilly 7166
  • Toyota 164050P100