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Vent Valve, Differential, 1966-77 BOP/Chevrolet

Vehicle Specific fits 11 models
13 Reviews
Part# C220128
You Save $1.96
In Stock
available for immediate delivery

Factory duplicate

This vent is located on top of the differential housing. It is a necessary plastic vent that is often broken or distorted over the years. One per vehicle.


WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

Vehicle Fitment

Make & Model Year Range Application Details
Buick Skylark 65-72
Chevrolet Chevelle 64-77 one per car
Chevrolet El Camino 64-77 one per car
Chevrolet Monte Carlo 70-77 One Required Per Car
Oldsmobile Cutlass 64-77
Pontiac Bonneville 63-76
Pontiac Catalina 63-76
Pontiac Grand Prix 63-77
Pontiac GTO 64-73 one per car
Pontiac LeMans 64-73 one per car
Pontiac Tempest 64-73 one per car
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Reviews (13)

Vent Valve, Differential, 1966-77 BOP/Chevrolet
Vent Valve, Differential, 1966-77 BOP/Chevrolet