Product Overview
Sloppy Stage 2 Performance Camshaft Upgrade Kit built exclusively for GM LS Gen 3 & Gen 4 V8 engines, covering LR4, LM4, LM7, LS1, LS2, LS6, LQ4, LQ9. This complete street-performance rebuild pack includes performance camshaft, MLS head gaskets, hydraulic lifters, pushrods, upgraded valve springs, stem seals and timing cover gasket. It is the perfect upgrade for LS pickup trucks, full-size SUVs and classic muscle car project builds, resolving worn cam lobes, lifter tick and weak power output while delivering aggressive muscle car idle lope.
Compatible Vehicles (LS Gen3 / Gen4 V8 4.8L / 5.3L / 5.7L / 6.0L)
GMC Models
- GMC Envoy 5.3L | 2003–2004
- GMC Savana 1500 5.3L | 2003–2007
- GMC Savana 2500 5.3L / 6.0L | 2003–2007
- GMC Savana 3500 6.0L | 2003–2007
- GMC Sierra 1500 4.8L / 5.3L / 6.0L | 1999–2007
- GMC Sierra 1500 Classic 5.3L | 2007
- GMC Sierra 2500 6.0L | 2000–2007
- GMC Yukon 5.3L / 6.0L | 2000–2007
- GMC Yukon XL 1500 5.3L / 6.0L | 2000–2006
- GMC Yukon XL 2500 6.0L | 2000–2006
Chevrolet Models
- Chevrolet Avalanche 1500 5.3L | 2002–2006
- Chevrolet Camaro 5.7L LS1 | 1998–2002
- Chevrolet Corvette 5.7L LS1 / LS6 | 1997–2004
- Chevrolet Express 1500 5.3L | 2003–2007
- Chevrolet Express 2500 / 3500 4.8L / 5.3L / 6.0L | 2003–2007
- Chevrolet Silverado 1500 4.8L / 5.3L | 2000–2007
- Chevrolet Silverado 2500 5.3L / 6.0L | 1999–2007
- Chevrolet SSR 5.3L / 6.0L | 2003–2006
- Chevrolet Suburban 1500 5.3L | 2000–2006
- Chevrolet Suburban 2500 6.0L | 2000–2006
- Chevrolet Tahoe 4.8L / 5.3L | 2000–2007
- Chevrolet Trailblazer 5.3L | 2003–2004
Applicable LS Engine Codes: LR4, LM4, LM7, LS1, LS2, LS6, LQ4, LQ9
OEM Reference Replacement Part Number
- Performance Stage 2 Camshaft: E1840P
- Camshaft Bolt: 857390, 11561455
- Performance Push Rod: EPR614, 1901537, 10238852
- Hydraulic Valve Lifter: HT2148, JB2079, 12698945
- Performance Valve Spring: ERV3598, 12553696, 12589774, 8125536960, 8125897740, ERV1415
- Valve Stem Seal: SS45921, SS45920, AVS3072, 121003401, 12482063
- Timing Cover Gasket Set: TCC293A, TC3165
- Cylinder Head Gasket: SK54442, 12589226
Package Contents
- 1 × Sloppy Stage 2 Performance Camshaft
- 2 × Cylinder Head Gaskets
- 1 × Front Timing Cover Complete Gasket Set
- 1 × Crankshaft Bolt
- 16 × Hydraulic Lifters with Retainer Trays
- 16 × Performance Valve Springs + Matching Valve Stem Seals
- 16 × High-Stiffness Pushrods
(Refer to main product picture for full accessory display)
Product Performance Advantages
Unlock extra horsepower and mid/high-RPM torque for your LS V8 without sacrificing daily street drivability. This Stage 2 cam kit eliminates common LS issues including persistent lifter tick, worn cam lobes and weak top-end power. It delivers the deep, recognizable aggressive idle lope iconic to modified muscle cars, perfect for street trucks, SUVs and LS swap project vehicles.
Purchase & Installation Reminder
Please double-check vehicle year, model, displacement, LS engine code and matching OEM part numbers before ordering to avoid fitment mismatch. Professional engine builder installation is strongly recommended for optimal performance and reliability.
After-Sales Warranty
1-Year comprehensive warranty included. Our customer service team provides fast professional support for fitment doubts, missing parts and installation troubleshooting.