Valve Covers, Breathers, Etc.

Valve covers are an important decision for any engine. They must clear valvetrain components, provide a location for the PCV / breather system to connect, and they are the first thing most people notice when you open your hood.

Cast Aluminum Valve Covers

Flat Top Valve Covers VT91111
3¼” tall. They’ve got an extra thick top, should you choose to engrave them. No need to worry about oil leaks from distorted gasket surfaces with these full width covers. Provided with no breather holes to allow you to put them where you want. Stainless fasteners included.

Cadillac Valve CoversCadillac Valve CoversCadillac Valve CoversFlat Top Valve Covers with Raised Cadillac Script VT91131
3¼” tall. Raised GM Licensed 70’s style Cadillac script. No need to worry about oil leaks from distorted gasket surfaces with these full width covers. Provided with no breather holes to allow you to put them where you want. Stainless fasteners included. Also Available powder-coated with polished script for an additional charge.

Cadillac Valve CoversFlat Top Valve Covers with Raised ’49 Cadillac Script and Fins VT91151
3¼” tall. Raised GM Licensed ’49 style Cadillac script with fins. No need to worry about oil leaks from distorted gasket surfaces with these full width covers. Provided with no breather holes to allow you to put them where you want. Stainless fasteners included. Also Available powdercoated with polished script or fully polished for an additional charge.

Custom Valve Covers
We have numerous CNC engraving patterns available, including the popular large Cadillac script, vintage 50s Cadillac scripts, a ribbed / finned effect with or without the ‘Cadillac’ script in the center, and a slick engraved flame design. Custom engraving is also available at additional cost.

Polished Flat Top Valve Covers With Engraved FlamesFlat Top Valve Covers With Large Engraved Script and Blue Powder CoatDog Bone Valve Covers With Small Engraved Script and Fins, and Blue Powder CoatPolished Flat Top Valve Covers With Small Engraved Script and FinsPowder Coating
Engraving  Cadillac script, script and fins, or flames.
Custom Engraving
Machined Breather Holes  for standard push-in breathers
Polishing

Chrome Valve Covers

Chrome Valve Covers VT91101
These inexpensive chrome covers add a touch of class to your Cad.
These covers, with our 2X gaskets, will clear most non-adjustable rocker arm and assemblies with all but the biggest cams. 1 standard aftermarket style breather hole per cover (fits 1 1/4″ grommet).

Early Cadillac Valve Covers

Finned Aluminum Valve Covers
Raised fins cast into covers. Available to fit ’49-’67 331, 365, 390, and 429 Cadillac engines. No breather holes.
Cadillac Script kVT91101 as cast
Cadillac Script powder coated with polished fins and script
Cadillac Script kVT91102 partially polished
Cad Company designed – Made in USA – With clearance for most adjustable rockers.

Cadillac Valve CoversCadillac Valve CoversCadillac Valve CoversCadillac Valve Covers

Unpolished Valley Cover kVT91221 (availability varies)
Partially Polished Valley Cover kVT91222 (availability varies)
Partially Polished Valve Cover with Offenhauser Script kVT91111 $295 (availability varies)
Unpolished 7 fin (no name) Valve Cover kVT91121 $295 (availability varies)

Polished Offenhauser Finned Valve CoversPolished No-Name 7-Fin Valve CoversPolished Valley Cover With Fins

Bits and Pieces

Cad Company 2X valve cover gaskets GS51612
Double thick nylon impregnated cork
Stud and Nut Kit VT90202 Stainless
Stud and Nut Kit VT90203 Black Oxide
Billet Valve Cover Breather VT95111
Billet Valve Cover Breather VT95331 With PCV tube
For hooking up a PCV valve
Baffled PCV grommet VT93232
For installing a PCV valve directly into an un-baffled valve cover
OE Style 90 Degree PCV Grommet VT93032