[HWYSTR455]

Originally Posted by pastry_chef

An intelligent person looks at LS3. lol
https://www.motortrend.com/how-to/hr...er-heads-test/

I know it is hard.. just so hard.. lol

Yup, that's why I posted the article. LS3 MAST heads flow 314 at .700 lift, which is noted in that link. They cost more than Butler 340+ heads. The conversation revolved around cost and flow.



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