Texas Speed “MADD MAXX” Camshaft (TSP-MaddMaxx) - Cathedral Port LS Engines
Dominate the street and strip with the Texas Speed “MADD MAXX” Camshaft, a maximum-effort low-lift camshaft engineered to deliver incredible horsepower gains while maintaining outstanding value and drivability. Designed specifically for cathedral-port LS engine combinations, the MADD MAXX cam offers an aggressive sound, strong powerband, and compatibility with affordable LS6 valve springs, making it one of the best horsepower-per-dollar upgrades available.
Featuring a carefully designed low-lift profile, the MADD MAXX camshaft maximizes performance while allowing the use of factory-style LS6 valve springs. This setup delivers impressive gains of up to 82 horsepower and 18 ft-lbs of torque while maintaining good daily driving behavior once properly tuned. With strong mid-range performance and aggressive idle characteristics, the MADD MAXX is an excellent choice for enthusiasts wanting serious naturally aspirated performance without the added expense of premium spring packages.
Camshaft Specifications
- Duration @ .050: 228/232
- Lift: .550/.550
- Lobe Separation Angle: 110+5
Features
- Maximum-effort low-lift camshaft for cathedral-port LS engines
- Designed to work with affordable GM LS6 valve springs
- Excellent horsepower-per-dollar performance upgrade
- Estimated gains of 82 horsepower and 18 ft-lbs of torque
- Aggressive idle sound with strong street performance
- Excellent mid-range and upper RPM power
- Great option for naturally aspirated street and strip builds
- Maintains good drivability when properly tuned
- Custom tuning required after installation
Recommended Supporting Modifications
- Recommended valve springs: GM LS6 Valve Springs
- Recommended compression ratio: 9.5:1 or higher
- 2800+ RPM aftermarket stall converter recommended for automatic applications
- 3.23 or steeper rear gears recommended for optimal performance
Operating Range
Recommended operating RPM range: 1800-6500 RPM
Drivability
The MADD MAXX camshaft offers excellent street manners for a performance-oriented setup and can be comfortably daily driven when paired with proper tuning and supporting modifications.
Fitment
- 4.8L Cathedral Port LS Engines
- 5.3L Cathedral Port LS Engines
- 5.7L Cathedral Port LS Engines
- 6.0L Cathedral Port LS Engines
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