Yamaha TMAX 2020 Service Manual

2-4ENGINE SPECIFICATIONSPistonDiameter 69.975–69.990 mm (2.7549–2.7555 in)Measuring point (from piston skirt bottom) 8.0 mm (0.31 in)Piston-to-cylinder clearance 0.010–0.035 mm (0.0004–0.0014 in)Piston pin bore inside diameter 17.002–17.013 mm (0.6694–0.6698 in)Limit 17.043 mm (0.6710 in)Piston pin outside diameter 16.995–17.000 mm (0.6691–0.6693 in)Limit 16.975 mm (0.6683 in)Piston-pin-to-piston-pin-bore clearance 0.002–0.018 mm (0.0001–0.0007 in)Piston ringTop ringEnd gap limit 0.50 mm (0.0197 in)Ring side clearance 0.030–0.065 mm (0.0012–0.0026 in)Side clearance limit 0.115 mm (0.0045 in)2nd ringEnd gap limit 0.85 mm (0.0335 in)Ring side clearance 0.020–0.055 mm (0.0008–0.0022 in)Side clearance limit 0.115 mm (0.0045 in)Connecting rodOil clearance 0.039–0.063 mm (0.0015–0.0025 in)Bearing color codeCode 1 BlueCode 2 BlackCode 3 BrownCode 4 GreenCrankshaftRunout limit 0.030 mm (0.0012 in)Crankshaft journal diameter 54.984-55.000 mm (2.1647-2.1654 in)Journal oil clearance 0.040–0.087 mm (0.0016–0.0034 in)Bearing color codeCode 0 WhiteCode 1 BlueCode 2 BlackCode 3 BrownCode 4 GreenCode 5 YellowBalancerBearing color codeCode 1 BlueCode 2 BlackCode 3 BrownCode 4 GreenBalancer shaft journal to balancer shaftbearing clearance 0.036–0.060 mm (0.0014–0.0024 in)