Chevy™ Small Block, 1955-1959 Staggered Bolt Pattern, CORVETTE® Script and Fins Valve Covers
Part Number 11027
$275 (set of 2)
|Black powder coating
$450 (set of 2)
|Chevrolet Orange powder coating
$450 (set of 2)
$510 (set of 2)
Dimensions: Click here for dimensions in a pdf file. A separate window will open and load the file.
Finishes: Read about finishes and construction of PML parts.
These sand cast aluminum valve covers feature raised CORVETTE script lettering and 7 fins. They have perimeter mounting with staggered or offset bolt holes for 1955 to early 1959 cylinder heads. The mid height design clears most roller rockers.
These valve covers do not have a provision for PCV, breather or oil fill because the original valve covers did not have a provision for PCV, breather or oil fill. This was done in the intake manifold.
The holes to mount the valve covers on the engine are about 8.8 inches apart (center to center) on the intake or inside edge and 10 inches a part on the exhaust or outside edge.
Please check dimensions in above link to verify clearance for your application.
Interior is open, same as stock covers.
PML Valve Covers Compared to Stock
These images show a PML valve cover compared to the stock cover. The outside dimensions are shown. The distance to the gasket surface maybe different. See the link below the "Buy Now" button for more information on dimensions.
Many original valve covers were die castings or stamped steel. Both have a smooth surface.
The images below show this PML valve cover compared to a typical die casting, GM part 3726086.
PML valve covers are sand cast aluminum, so they have thicker walls, are taller, and have a rougher texture. The classic CORVETTE script is a General Motors Trademarks used under license to PML, Inc.
Read more about finishes and construction of PML parts.
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PML Valve Cover Features:
Learn more about finishes and construction of PML parts.
General Motors Trademarks are used under license to PML, Inc.
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