Highest flowing sbm heads?

fishmens67 said

only 8k, Shilo's W8 makes power over 9200. That's spinning her up. lol
I forgot, your old. :D

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I shifted at 9 several times but it wasn’t any faster than 8800 so I just shifted there. The steel valve stuff I shifted at 8200 and if I wanted to lean on it 8500 but that’s on the ragged edge of crapping parts out.


Ti and everything it takes to run it ain’t cheap.