Turning a 1955 Chevy Into a Modern Hotrod - No Jive For Your '55
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The heart-shaped CNC chamber measured 119cc before optional angle milling brought ours to 112cc. The fully CNC-machined chamber enhances flow while creating a faster, more efficient combustion for added power. Looking at these castings side by side, the iron unit (left) shows its outdated and less efficient 118cc combustion chamber with 2.19/1.88 valves. The aluminum piece sports its modern and effective CNC chamber with 2.25/1.88 valves. View Related Article
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