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Welcome to the FFO!

The valve covers you are looking at are they stamped steel or some other material.

The taller aftermarket valve covers were made of greater cam action

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Discussion Starter · #3 ·
yes i need taller ones for roller rockers currently i have tall squared up ones but i dont like the advertisement on them so im looking at aluminum but just wondering why some are slanted like the fms-302-135 at summit racing thanks
 

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I do not know. I could guess.
AND
You might ask Summit They were good for me at answering questions

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