Dorman 090-019 cylinder head plug for the 2005-2006 Chevrolet Equinox V6 3.4L and other vehicles closes off a threaded port in the cylinder head. This Dorman cylinder head plug, also sold as an engine cylinder head plug, is a direct replacement for the original plug.
- Steel body with a square head
- 3/8-18 NPT thread for a tapered threaded port
- Replacement for a plug that has gone missing or failed from fatigue
- Five cylinder head plugs in each pack
Quick facts
- Part: Dorman 090-019 cylinder head plug
- Also called: engine cylinder head plug
- Fits: 2005-2006 Chevrolet Equinox V6 3.4L and other vehicles
- Material: Steel
- Condition: New
A plug that has worked loose, fallen out or failed from fatigue can show up as a leak around its port in the cylinder head. These signs alone do not prove the plug is the problem; a leaking gasket close by is another common cause.
Fits
The 2005-2006 Chevrolet Equinox V6 3.4L, the 2000-2005 Chevrolet Impala V6 3.4L, the 1975-1979 Ford F-150 V8 7.5L and the 1975-1996 F-150 6-cylinder 4.9L all take this plug, and so do many other vehicles. If yours is not among them, look it up in the "Vehicles it fits" section.
Specifications
Fit and size
- Thread: 3/8-18 NPT
- Head size: 5/16 in
- Closed end diameter: 0.436 in
- Open end diameter: 0.67 in
- Quantity per vehicle: 1
- Pieces in the pack: 5
Build and materials
- Head shape: square
- Material: Steel
- Condition: New
- Country of origin: United States
In the box
Five cylinder head plugs. Each vehicle takes one.
Interchange: 14090911 · 444662
Product information is for general reference and may contain errors. See our Disclaimer.
Frequently Asked Questions
Does the Dorman 090-019 plug fit the 2005-2006 Chevrolet Equinox V6 3.4L?
Yes. Dorman 090-019 fits the 2005-2006 Chevrolet Equinox V6 3.4L and the 2000-2005 Chevrolet Impala V6 3.4L. For other vehicles, use the "Vehicles it fits" section.
How many plugs come in the Dorman 090-019 pack?
This listing holds five steel cylinder head plugs, and each vehicle takes one.
What thread does this cylinder head plug use?
Dorman 090-019 has a 3/8-18 NPT thread and a square head with a 5/16 in head size, so it threads into a tapered port.
How can I tell if a cylinder head plug has failed?
With the engine off and cool, look at the port for a missing or loose plug, or a leak around it. A shop can trace a leak you can't pin down.
Is 14090911 an interchange number for this plug?
Yes. 14090911 is listed as an interchange number for Dorman 090-019, along with 444662.
