Dennis Stubblefield Sales Valve Adjustment TOOL#49 Universal six-piece tappet adjusting set includes 8mm, 9mm and 10mm wrenches with square tip and straight slot adjusters; fits most Honda 4-Stroke motorcycles, Kawasaki ZX600/75/900/1000 Ninja street bikes and most Yamaha 4-Stroke single and multi-cylinder motorcycles Two-piece valve/rocker clearance adjustment fits 7/16in. SAE, 5/16in. BS 3/16in. W and 1/4in. W (British) for Triumph 500/650/750 twins 50-70s