2. GENERAL INFORMATION LIKE 50 2T SERVICE INFORMATION ENGINE Standard (mm) Service Limit (mm) Item LIKE 50 2T LIKE 50 2T Cylinder head warpage 0.10 Piston O.D.(5mm from bottom of piston skirt) 38.97038.955 38.90 Cylinder-to- piston clearance 0.10 Piston pin hole I.D. 12.00212.008 12.03 Piston pin O.D. 11.99412.0 11.98 Piston-to-piston pin clearance Piston ring end gap (top/second) 0.100.25 0.40 Connecting rod small end I.D. 17.00517.017 17.03 Cylinder bore 39.039.025 39.05 Drive belt width 18 17 Drive pulley collar O.D. 20.0120.025 Movable drive face ID. 20.03520.085 19.97 Weight roller O.D. 13.0 12.4 Clutch outer I.D. 107107.2 107.5 Driven face spring free length 87.9 82.6 Driven face O.D. Movable driven face I.D. Connecting rod big end side clearance Connecting rod big end radial clearance Crankshaft runout A/B CARBURETOR LIKE 50 2T Venturi dia. 16mm Identification number PB Float level 8.6mm Main jet #72 Slow jet #35 Air screw opening 1 Idle speed 1850100rpm Throttle grip free play 26mm Jet needle clip notch 1st notch 2-10