Crower 00533 Features:

Crower 00533 mechanical roller camshaft for GM LS1, LS2, and LS6 4.8 L, 5.3 L, 5.7 L, and 6.0 L engines Performance Level 4 cam delivers a 4,000 to 8,000 rpm operating range for high-revving, top-end power builds 260°/263° duration at .050 in. lift with 1.7/1.7 rocker ratio for aggressive valvetrain performance Built for serious racing and hot street applications where maximum LS-platform engine output is the priority

Chevy LS1 Mechanical Roll 260°/263° Duration 4000 To 8000 Features:

• Mechanical roller camshaft for Chevrolet GM LS1, LS2, and LS6 4.8L, 5.3L, 5.7L, and 6.0L applications, built for racing and hot-street performance
• Performance Level 4 cam profile for high-revving super top-end power, optimized for a 4000 to 8000 rpm operating range in serious LS engine builds
• 260°/263° duration at .050 in. lift supports aggressive valve timing and stronger upper-rpm horsepower in mechanical roller valvetrain combinations
• 1.7/1.7 rocker ratio compatibility helps deliver the intended cam motion and valvetrain geometry for LS-platform performance engine setups
• Requires extensive engine and cylinder-head work, making it ideal for advanced builders targeting maximum top-end output over stock-style drivability

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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