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The COMP Cams Xtreme Marine XM308HR-12 hydraulic roller camshaft targets jet-boat use with a B impeller and is intended for higher-performance river drags or bracket racing in marine settings. It is recommended for engines with 10:1+ compression and supports more aggressive marine competition applications where higher output and elevated operating demands are typical.
COMP Cams Camshaft CBVI XM308HR-12
