Fits: Camaro, Trans Am, GTO, G8, Corvette, GM Truck, CTSV, Silverado, Sierra, TBSS, Chevy SS Turbo, Turbo LS 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L For LS1, LS2, LS3, LQ4, LQ9, L33 Product Description: LS9 Multi-Layer Cylinder Head Gasket: For LS9 engines, can also be used with all LS engines including 4.8, 5.3, 5.7, 6.0, 6.2, 7.0 blocks. These are possibly the BEST gaskets available for engines with bores up to 4.100″. These gaskets are the preferred gaskets for turbo, nitrous, head/cam applications due to their superior strength. Hydraulic Roller Lifters: Also known as LS7 lifters, set of 16. These will also work on SBC and LT1 applications that originally came with hydraulic roller lifters. Lifter Tray Guides: Set of 4. These will also work on SBC and LT1 applications that originally came with hydraulic roller lifters. Typically used on GM LS 4.8, 5.3, 5.7, 6.0, 6.2, 7.0 applications. Kit includes: 2 x LS9 Head Gaskets; 16 x LS7 Lifters; 4 x Lifter Tray Guides