Comp Cams Stage 3 HRT 224/234 Max Power Hydraulic Roller MASTER CAM KIT

03-08 5.7L Hemi / 6.1L SRT8 (Non VVT)

MK112-305-11

The COMP Cams Stage 3 HRT 224/234 Max Power Hydraulic Roller Master Cam Kit is the ultimate performance upgrade for your vehicle engine. This comprehensive camshaft package is engineered for enthusiasts who want to push their HEMI platform to the limit—while keeping factory pistons. This Stage 3 HRT camshaft takes full advantage of the HEMI’s high-lift airflow capabilities and delivers up to +86 HP over stock with proper tuning. It’s optimized for high-revving, naturally aspirated builds and runs best between 2100 and 7000 RPM, while remaining stable beyond 7500 RPM thanks to COMP’s Low Shock Technology and premium valve springs.

• Fits: Dodge 5.7L HEMI / 6.1L SRT8 (2003–2008, Non-VVT)
• Stage 3 HRT Series – Designed for maximum power
• Hydraulic Roller Design – Easy maintenance with high performance
• Low Shock Technology (LST): Extends valvetrain life under high RPM
• Estimated Horsepower Gain: Up to +86 HP with tuning
• RPM Range: 2100 – 7000+ RPM
• Max RPM Stability: Over 7500 RPM (with included springs)

Camshaft Specs:

• Advertised Duration: 277° Intake / 283° Exhaust
• Duration @ .050": 224° Intake / 234° Exhaust
• Valve Lift: .632" Intake / .619" Exhaust
• Lobe Separation: 115°
• Material: Billet Steel Camshaft
• Lifter Type: Hydraulic Roller

Requires:

• Non-MDS Lifters (included)
• MDS system deactivation
• Custom ECU tuning

COMP Cams is a leading performance valvetrain manufacturer, known for camshafts and supporting components built for everything from mild street upgrades to full race engines. Their product range covers camshafts, lifters, valve springs, rocker arms, and timing/valvetrain parts—key pieces for dialing in powerband, drivability, and RPM capability.