Product Overview

Natural as cast finish. Price for set of 2 covers. Includes mounting bolts. For gaskets, see Gaskets for PML Cadillac 368, 425, 472, 500 Valve Covers.

By clicking ADD TO CART, you confirm that you checked fitment and acknowledge PML valve covers Finish and Construction is different from OEM.

Dimensions: Click here for dimensions.

Number of Bolts: 9 mounting bolts per cover, on the perimeter

Finishes: Read about finishes and construction of PML parts.

These are heavy duty valve covers for Cadillac 368, 425, 472 & 500 engines.

This flat top style allows for customization. For example, a design can be painted on or machined into the thick top.

Benefits:

Open interior to clear most roller rockers and stud girdles
Strong, sand cast aluminum construction
No warping or tweaking due to thick walls and flange
Machined gasket surface providing for a good seal to the cylinder head
Flat top for a clean look or custom designs
Optional machining for PCV, breather and oil fill
New mounting bolts included

Applications:

These are heavy duty valve covers for Cadillac 368, 425, 472 & 500 engines.

These valve covers were designed to fit the iron cylinder heads. Modification may be needed for some aluminum heads and roller rockers.

Example of iron cylinder head:

Click on image to view larger.

Finishes

These valve covers are available in the natural as–cast finish.

The as–cast finish can be custom painted or powder coated by a local shop if desired.

These valve covers are sand castings. So they have the texture of sand. This texture usually is visible through the powder coat or paint, similar to an orange peel look and feel.

Read here for more information about finishes and construction of PML parts.

Gaskets

Cork or cork composite gaskets are recommended.

PML designed a gasket for these valve covers. See Gaskets for PML Cadillac 368, 425, 472, 500 Valve Covers.

PCV, Breather and Oil Fill Holes

PCV, breather, and oil fill holes are optional. A billet oil cap is also available.

PML designed these valve covers with locations that can be machined as needed. Holes can be machined on the top at the ends or on the intake manifold side.

PML can machine holes to order. This carries an additional fee and is custom machining. Machining must be ordered over the phone.

See this PDF file for more info. It shows pictures of PML Cadillac valve covers with PCV and breather holes and oil caps. File will open in a new tab or window. May take a minute.

Breather / Oil Fill holes drilling service available here.