Seller notes

COMP Cams LSR Cathedral Port 273LrHR-12 Camshaft for LS Gen III/IV, Three-Bolt. LSR Cathedral Port (Small Displacement or Max Torque, 4.8L-5.3L). Hydraulic Roller-Steady power throughout broad range. Needs aftermarket airflow improvements on inlet and exhuast. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality. Take advantage of today’s newer & better flowing aftermarket cylinder heads. Feature higher exhaust duration & overall lift ...

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