Top Street Performance Pro Series 8620 LS Hydraulic Roller Stage Boosted Stage 1 Camshaft for GM Chevy LS V8 Small Block

Upgrade your GM LS engine with this boost 1 hydraulic roller camshaft engineered for boosted performance builds. Designed to improve airflow, throttle response, and power across the RPM range, this camshaft delivers a stronger, more aggressive performance profile.Performance Gains & Powerband OptimizationWith 228° intake / 242° exhaust duration, 0.604" intake / 0.587" exhaust lift, 118° lobe separation, this camshaft profile is designed to increase horsepower and torque while matching the intended powerband.Hydraulic Roller Valvetrain DesignHydraulic Roller construction supports stable valvetrain operation and efficient performance in modern GM LS engine combinations.Durable Performance Construction8620 Carburized Nickel Chromium Molybdenum construction provides strength and reliability for demanding street, strip, and performance engine builds.Installation & Supporting ComponentsProper tuning, piston-to-valve clearance verification, and matching valvetrain components are recommended. Recommended valve springs: 0.660 in..COMPATIBLE WITH GM LS SERIES V8 ENGINES 4.8L / 293 in³ (LR4, LY2) 5.3L / 325 in³ (LM7, L59, L33, LC9, LH6, LY5, LMG) 5.7L / 346 in³ (LS1, LS6) 6.0L / 364 in³ (LQ4, LQ9, LY6, L76, L96) 6.2L / 376 in³ (LS3, L92, L99)COMMON VEHICLE APPLICATIONS Chevrolet Silverado / GMC Sierra (LS equipped) Chevrolet Camaro / Corvette (LS equipped) Chevrolet Tahoe / Suburban / Yukon (LS equipped) Pontiac GTO / G8 (LS equipped)NOTESs: Designed for GM Gen III/IV LS-based engines. Verify cam gear, timing set, sensor, and VVT/non-VVT compatibility before installation. Camshaft applications require proper valve springs, ECU tuning, and piston-to-valve clearance verification. Not compatible with Gen I Small Block Chevy, Gen V LT direct-injection,

• Fits GM LS Gen III/IV engines for turbocharged, supercharged, and boosted performance builds
• Boost 1 | 228° intake / 242° exhaust duration | 118° lobe separation
• Hydraulic Roller design with 0.604" intake / 0.587" exhaust lift for strong airflow and power
• Requires 0.660 in. valve springs; 3-bolt cam gear attachment for boosted LS applications