1972-1977 Corvette C3 Dash Fresh Air Vent Outlet Knobs 3996896

1972-1977 C3 Dash Fresh Air Vent Outlet Knobs 3996896 - OEM Number(s) (3996896)

1972-1977 Knob, Air Vent Outlet.  Replace Missing or Stripped Vent Knobs. Sold as a pair.

These knobs will self-thread when screwed on to the shut-off valve rod that comes through the dash.

• Black Plastic
• Screws on Air Vent Deflector Closure Shaft
• Sold as a Pair

Note: 1969-1971 Dash Vent Knobs are Chromed Plastic. 1972-1977 are Black Plastic. Either knob will fit the factory outlet.

Parts You Will Need

• 

  1968-1977 Dash Side Vent Duct Chrome Ball Air Deflector

• 

  1969-1977 C3 Vent Ball Housing with Retainer - LH

• 

  1969-1977 C3 Vent Ball Housing with Retainer - RH

• 

  1968-1977 Dash Side Vent Duct Ball Retainer

• 

  1968-1977 C3 Side Vent Astro-Vent Duct Ball Felt Seals 3919562

• 

  1968-1977 Astro Ventilation Duct Seals Pair

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

• 25-375595-1
• 250318
• 253122
• 3996896
• 623317
• 686420078906