BlackPath - Kawasaki Manual Adjustable Chain Tensioner Kit Ninja ZX-6R + ZX6RR Motorcycle Valve Timing (Black) T6 Billet Fits: 1995 - 2018 Kawasaki Ninja ZX-6R and 2003 - 2006 Kawasaki Ninja ZX6RR CNC machined from solid billet aluminum for a ridged structure For a safer, more reliable engine with a more responsive valve timing Maintains the correct tension of the timing chain Comes with detailed Installation Instructions