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- LSM Racing Products On-Head Valve Spring Compressors
LSM Racing Products On-Head Valve Spring Compressor GM LS-Series with Factory Rocker System
621-SC-167


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Mounts directly to factory stands on LS1 – LS6 using specially engineered adaptor that will not damage the stands. Mounts directly to LS7 heads without the adaptor.
Specifications:
LSM Racing Products has developed the standard for changing valve springs with the innovative design of the On-Head Valve Spring Compressor. These Valve Spring Compressors are simply the best quality and easiest to use; making changing valve springs a fast safe and simple one-man job. All LSM On-Head Valve Spring Compressors have a tapered flange retainer housing that can fit springs as small as .800" and up to 1.600". They can easily and safely handle 1,000 lbs. of seat pressure with our screw down method. Plus, you won't need an extra set of hands so you don't lose your keepers. No need to take off the pedestals, the compressors bolt right to the stands.
Features:
- Makes changing valve springs a fast safe and simple one-man job
- Tapered flange retainer housing
- .800" and up to 1.600" spring diameters
- Safely handles 1,000 lbs. of seat pressure
- Bolts right to the head stands
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.