Granatelli HD Valve Spring Compressor

GRANATELLI PRECISION ENGINE TOOLS. COMPRESS VALVE SPRINGS WITH CONFIDENCE. The Granatelli Motor Sports 540105 HD Valve Spring Compressor is a professional-grade engine assembly tool designed to make valve spring removal and installation faster, easier and more controlled. Built with heavy-duty construction and precision-engineered contact points, this compressor provides secure leverage and a reliable grip on valve springs, retainers and keepers for engine rebuilding, performance upgrades and routine cylinder head service. HEAVY-DUTY ENGINE SERVICE / SECURE SPRING & RETAINER GRIP / PRECISE CONTROLLED LEVERAGE. ENGINE SERVICE THAT REQUIRES CONTROL. Why a Quality Valve Spring Compressor Matters: Valve spring removal and installation requires controlled compression to safely access the retainers and valve keepers. The Granatelli 540105 provides stable leverage and a secure grip, helping make cylinder head work more efficient while reducing the risk of slipping or damaging components during service. Controlled Valve Spring Service in Three Steps: 01 Position the Compressor Securely position the compressor over the appropriate valve spring and retainer. / 02 Compress the Spring Apply controlled leverage to compress the valve spring and expose the valve keepers. / 03 Remove or Install Components Complete spring, retainer or keeper service before carefully releasing compression.. Built for the Engine Builder, Performance Shop or Garage: - Professional Mechanics - Engine Builders - Performance Shops - Racing Engines - Engine Rebuilds - DIY Mechanics.