LS Heads: Cathedral-Port vs. Square-Port Heads
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#SpeedSecrets Factory rectangular port heads outflow factory cathedral port heads on a 6.0L LS. But how much power can you expect to gain from a set of PORTED cathedral port heads? Will they outperform the rectangular port heads? And just how important is intake manifold choice with a top-end upgrade? Watch the test and get answers: | Summit Racing Equipment
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#SpeedSecrets Factory rectangular port heads outflow factory cathedr…
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FacebookSummit Racing Equipment
#SpeedSecrets We tested a set of cathedral port LS heads against rectangular port heads in a dyno shootout. Which one wins? See the results in our Summit Racing Speed Secrets video: | Summit Racing Equipment
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#SpeedSecrets We tested a set of cathedral port LS heads against re…
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Visually, the difference between cathedral port and rectangle port LS headers is clear, but how do they differ in performance? #ls #lsheads #engine #thisorthat #lsswap | Speedway Motors
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Visually, the difference between cathedral port and rectangle port …
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LS 6.0L AND 408 HEAD SWAPS - CATHEDRAL v REC PORT v TFS/AFR CNC HEADS! HOW MUCH ARE HEADS WORTH? - BangShift.com
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