Engine Components

COMP Cams Camshaft LS1 273Lr HR-112 - 54-457-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 269Lr HR-112 - 54-456-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 265Lr HR-112 - 54-455-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 277Lrr HR-113 - 54-454-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 269Lrr HR-113 - 54-453-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft GM G3 XFI 266 HR15 - 54-452-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft GM G3 XFI 261 HR15 - 54-451-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft GM G3 XFI 260 HR15 - 54-450-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XEr287HR-12 - 54-448-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XEr281HR-12 - 54-446-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XEr273HR-14 - 54-444-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XR281HR-12 - 54-428-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XR275HR-12 - 54-426-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XR265HR-15 - 54-424-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XR277HR-12 - 54-418-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XR273HR-12 - 54-416-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XR269HR-14 - 54-414-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XR265HR-14 - 54-412-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Camshaft LS1 XR259HR-12 - 54-408-11

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

COMP Cams Stage 2 LST 251/266 Hydraulic Roller Cam for Manual GM LS3 w/ Aftermarket Pistons - 54-307-11

Best maximum HP for LS3 drag race applications. Requires aftermarket pistons with valve reliefs. Drag race power & street durability. 7500 RPM stability w/ CK and MK Kits.This Part...

COMP Cams Stage 1 LST Camshaft - Manual LS3 Corvette/Camaro w/ Aftermarket Pistons - 54-305-11

Best average HP over wide RPM range. Requires aftermarket pistons w/ valve reliefs. Perfect for serious LS3 street and track build. 7500 RPM stability with CK and MK Kits.This Part...

COMP Cams Stage 2 LST Camshaft - LS3 Corvette/Camaro w/ Manual Transmission - 54-303-11

CK and MK camshaft kits are available for this camshaft. Add CK or MK to the beginning of this part number for a CK or MK Kit with appropriately matched valvetrain parts.This Part...

COMP Cams Valve Seal Viton GM LS1 .313 - 511-16

COMP Cams offers a complete line of valve stem Seals, from the stock GM "O-Ring" to the positive-stop PTFE Seal. These Seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The "O-Ring"...

COMP Cams Valve Seal Viton GM LS1 .313 - 511-1

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 511 seal has a .600" OD and fits LS applications with 8mm valves and .500" OD guides.This Part...