GM LS LSR Cam - 285LCBHR15

The GM LS LSR Cam 285LCBHR15 by COMP CAMS is a hydraulic roller camshaft designed for LS and LSR platform engines that require aggressive valve lift and duration while maintaining drivability. This camshaft is ideal for performance enthusiasts and shops looking to enhance mid to high-RPM power output. It effectively unlocks cylinder head flow potential, making it suitable for both street performance and racing applications.

Featuring a 285-degree duration measured at 0.050-inch valve lift, the 285LCBHR15 camshaft maximizes breathing efficiency during the power stroke and exhaust phases. Its hydraulic roller design incorporates precision-ground lobes and hardened steel construction, ensuring durability during high-lift operations. The roller lifter interface reduces friction losses and wear, contributing to reliable performance across a wide RPM range.

This camshaft is compatible with stock LS bottom ends and various cylinder heads, making it a versatile choice for engine builders. Whether you're constructing a street engine or a race-prepped LS, the 285LCBHR15 strikes a balance between everyday responsiveness and track-ready capability. Its automatic valve lash adjustment via engine oil pressure further enhances its appeal for both casual driving and spirited performance.