Fits GM LS Gen III/IV engines for high-output stroker and racing applications
Racing | 246° intake / 254° exhaust duration | 110° lobe separation
Hydraulic Roller design with 0.621" intake / 0.604" exhaust lift and 2,500-7,500 RPM operating range
Requires 0.660 in. valve springs; 3-bolt cam gear attachment for high-RPM racing and stroker applications
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)

NOTES
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, or Big Block Chevy engines.