Mast Motorsports LS1/LS6 Performance Packages are designed to maximize the performance of your LS1/LS6 engine. Our Black Label heads are an aftermarket USA cast and machined head that have continually been proven to make more power than the rest. Paired with a custom grind camshaft, based on your driving application and style our LS1/LS6 performance package will be the best upgrade you have ever purchased for your vehicle!
💪 Dyno proven power. 💪
• Black Label Cathedral 225 Heads assembled with PAC Dual springs and Stainless Valves
• Custom Grid Camshaft based on your driving style and application
• Mast Hardened Pushrods
• Mast Plug Wires
• 1997-2004 Chevrolet Corvette
• 1998-2002 Chevrolet Camaro (Z28 / SS)
• 1998-2002 Pontiac Firebird / Trans Am
• 2004 Pontiac GTO
• 2001-2004 Chevrolet Corvette Z06
• 2004-2005 Cadillac CTS-V
We will reach out to you within 24 hours to confirm your order and gather information on your driving style and application. One of our veteran engine builders will spec a camshaft tailored to your engine.
All performance packages will ship 7-10 days after cam selection.