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Twin Cam Hop Up Tech Combustion Camber

5. Once the seats and guides were removed, John heliarc-welded the combustion chamber (pictured here is the welding process partially completed). Reshaping the stock combustion chamber to Branch's "Bathtub" chamber is a key component to the Branch process. Air/fuel flow improves and the smaller 80cc chamber causes higher compression and more power.
Twin Cam Hop-Up

 5. Once the seats and guides were removed, John heliarc-welded the combustion chamber (pictured here is the welding process partially completed). Reshaping the stock combustion chamber to Branch's "Bathtub" chamber is a key component to the Branch process. Air/fuel flow improves and the smaller 80cc chamber causes higher compression and more power.  View Related Article

 

 

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