BlackPath - Suzuki Manual Adjustable Chain Tensioner Kit GSX-R600 + GSX-R750 + GSX-R1000 Motorcycle Valve Timing (Blue) T6 Billet Fits: 2004-2007 Suzuki GSX-R 600, 2004-2007 Suzuki GSX-R 750, 2003-2008 Suzuki GSX-R 1000 CNC machined from solid billet aluminum for a ridged structure Safer more reliable engine with a more responsive valve timing Maintains the correct tension of the timing chain Includes detailed instructions