| GM LS GEN IV Single Bolt without VVT; Hydraulic Roller; 1500-6700 RPM Range; 219 Degree Intake Duration @ 0.050 Inch Lift; 235 Degree Exhaust Duration @ 0.050 Inch Lift; 0.607 Inch Intake Valve Lift; 0.621 Inch Exhaust Valve Lift; 113 Degree Lobe Separation
HYDRAULIC ROLLER-Excellent torque with a very broad power band. Great for street performance and drivability. | 
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