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#1
11-30-2021, 12:22 PM
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"The CNC LS9 heads do away with the “swirl wing” and surpass even a CNC LS3 head with 322.7cfm at .600-in. lift on the intake and 218.2cfm at .700-in. lift on the exhaust."
https://www.enginelabs.com/engine-te...rted-ls-heads/ MAST offers an assembled pair of LS7 heads, ported to 305cfm, for $3800.00: https://www.mastmotorsports.com/coll...cylinder-heads Butler has a CNC round port E-Head offering that flows 340+ for $3295.00: https://butlerperformance.com/i-2445...tegory:1394343 .
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