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Chevy Performance - GM, GMPP, AND CHEVROLET BIG-BLOCK V8 VALVE COVERS | ![]() |
Brand new Big-block GM valve covers for just about any application you need. Chevy Performance carries GM, GMPP, And Chevrolet valve covers. If you don’t see what you are looking for, call and ask for it, using our toll free phone number. Proform
officially GM licensed parts have both the Proform part number and the GM part number. We sell these under the
Proform part number. The prices for Proform parts on a downloadable Price Sheet on our Price Sheets page. Key - gmvalvecover |
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WEB SITE NAVIGATION INFORMATION | ![]() |
If you have you just came from a search engine and are stuck with no navigation, turn on Java Scripts in your Web browser, reload the page, then you can turn off Java Scripts again. Also, people using Internet Explorer have to use the pull down tab next to the back button to return to a search engine. More information on this is on our help page. |
GM and Chevy Performance part prices are in the Price & Parts search. Keys are to be used with the Price & Parts Search. Enter a Key, part number, GM, SC, or a key word, like 502, into the Price & Parts search to see if we have it on our site. Use GM for a list of both GM and GMPP parts. Use SC for a list of all Chevy Performance exclusive parts. Aftermarket company prices are on downloadable Price Sheets or on their pages. The Page Search is for searching the pages of our Web site. More information on this is on our help page. |
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GM, GMPP, AND CHEVROLET VALVE COVER NAVIGATION | ![]() |
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BIG-BLOCK GM VALVE COVERS | ![]() |
P/N | Description | Link |
12341643 |
Pontiac - Aluminum Valve Cover (Two Covers) These sand cast and age hardened aluminum competition valve covers were designed for the Pontiac racing cylinder head, Pontiac Super Duty Aluminum cylinder heads P/N 10045427, that bolt onto a Chevrolet Big Block engine. It “cannot” be used on any Big Block Chevrolet design cylinder head. This cover is designed to accept most roller rocker arms and supports systems. The Pontiac name plate is on the top of the cover. There are no holes for oil fill or PCV in this cover. |
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12342093 |
BBC - Chromed “Short” Bow Tie Valve Cover. (Two Covers) We sell this valve cover under the Proform label, P/N 141-114. Click on (Page) to go to the Proform section for more details on this part. Licensed part by GM. |
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12342099 |
BBC - Chromed “Tall” Bow Tie Valve Cover (Two Covers) We sell this valve cover under the Proform label, P/N 141-115. Click on (Page) to go to the Proform section for more details on this part. Licensed part by GM. |
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12371244 |
BBC - Aluminum Valve Cover - Competition Design (Two Covers) This competition racing aluminum valve cover is designed like the small block cover P/N 10185064. It has a large Bow Tie and name Chevrolet in raised letters. There are no PCV or oil fill holes, and it will clear racing type roller rocker arms and hardware. It can be used on most big block Chevrolet cylinder heads. Use with rocker cover gasket P/N 14085759. These covers are packed two covers per part number. Order P/N 12370836 for single cover replacement. P/N 25534323 is the same as this part except it is black powder coated. |
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12495488 |
BBC - Custom Aluminum Valve Cover (Two Covers) These custom die cast Aluminum valve covers with Chevrolet name and Bow Tie logo fit all big block engines 1965 through current year. They are black with brushed aluminum finish on top. This part number includes both left and right hand covers. This valve cover kit also includes one grommet P/N 10198941, one grommet P/N 10198949, oil cap P/N 14096998, and 14 cover bolts. This kit also will require two decals listed on our GM valve cover parts page. |
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12499200 |
BBC - Racing Valve Cover, Orange Powder Coated, 572 C.I.D. (Two Covers) This high quality cast aluminum valve cover is orange powder coated for a great new look. It fits most big block Chevrolet engines. The left hand cover has 1 hole with baffle, and the right hand cover has 2 holes, one with baffle and the other for oil fill cap. These similar to P/N 25534374, the main difference is they have the number 572 in place of the Chevy Bow Tie. Use gasket P/N 14085759. These covers are packed 2 per part number. Note: Requires push-on oil cap P/N 12341993, breather P/N 25534355, and new designed breather tube P/N 88962074 that incorporates a baffle in the tube for a complete replacement for either 572 engine. |
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22525295 |
Oldsmobile - 307-455ci V8 Aluminum Valve Cover (Single Cover) This cast aluminum rocker cover features the "new generation" Oldsmobile logo. Its rigid gasket sealing surfaces curtail oil leaks. It fits all production 307-455 Oldsmobile V8s. Technical Notes: This cover can be used with five-bolt and ten-bolt cylinder heads. |
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22533733 |
Oldsmobile - Big-Block DRCE V8 Aluminum Valve Cover (Single Cover) This lightweight cast aluminum valve cover fits the Oldsmobile DRCE cylinder head’s unique bolt pattern. Use with cylinder heads P/N 24502585 or P/N 12480010 only. Technical Notes: First design DRCE heads can be modified to fit this cover by drilling two holes on the rocker cover rail. |
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25534323 |
BBC - Aluminum Valve Cover, Competition Design, Black Powder Coated (Two Covers) This competition racing aluminum valve cover is designed like the small block cover P/N 10185064. It has a large Bow Tie and name Chevrolet in raised letters. There are no PCV or oil fill holes, and it will clear racing type roller rocker arms and hardware. It can be used on most big block Chevrolet cylinder heads. Use with rocker cover gasket P/N 14085759. |
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25534374 |
BBC - Racing Valve Cover, Orange Powder Coated (Two Covers) This high quality cast aluminum valve cover is orange powder coated for a great new look. It fits most big block Chevrolet engines. The left hand cover has 1 hole with baffle, and the right hand cover has 2 holes, one with baffle and the other for oil fill cap. Use gasket P/N 14085759. These covers are packed 2 per part number. |
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