CLUTCH HONDA SERVICE INFORMATION GENERAL • This section covers removal and installation of the clutch hydraulic system, clutch and starter clutch. • DOT-3 brake fluid is used for the hydraulic clutch and is referred to as clutch fluid in the section. Do not use other types of fluid as they are not compatible. • Clutch maintenance can be done with the engine in the frame. SPECIFICATIONS STANDARD SERVICE LIMIT Clutch master cylinder Cylinder I.D. 14.000-14.043 mm (0.5512-0.5524 in) 14.06 mm (0.553 in) i Piston 0.0. 13.957-13.984 mm (0.5495-0.5506 in) 13.94 mm (0.549 in) Clutch slave cylinder Cylinder I.D. 38.100-38.162 mm (1.5000-1.5024 in) 38.18 mm (1.503 in) Piston 0.0. 38.036-38.075 mm (1.4975-1.4990 in) 38.02 mm (1.497 in) Clutch Outer guide I.D. 24.995-25.012 mm (0.9841-0.9847 in) 25.08 mm (0.987 in) Spring free length 35.5 mm (1.40 in) 34.0 mm (1.34 in) Spring preload/length 21-23.2 kg/23.9 mm (46-51 lb/0.94 in) Disc thickness 3.72-3.88 aim (0.147-0.153 in) 3.1 mm (0.12 in) Plate warpage — 0.30 mm (0.012 in) Starter clutch Driven gear O.D. 47.175-47.200 mm (1.8573-1.8583 in) 47.16 mm (1.857 in) TORQUE VALUES Clutch hose oil bolts Clutch fluid reservoir cover Clutch lever pivot nut Starter clutch bolt Clutch center lock nut Starter clutch cover TOOLS Special Snap ring pliers Clutch holder Common Universal holder Extension bar Lock nut wrench 17 x 27 mm Driver Attachment, 42 x 47 mm Pilot, 35 mm 25-35 N-rn (25-3.5 kg-m, 18-25 ft-lb) 1-2 N-m (0.1-0.2 kg-m, 0.7-0.9 ft-lb) 5-7 N-m (0.5-0.7 kg-m, 4-5 ft-lb) 80-100 N-rn (8.0-10.0 kg-m, 58-72 ft-lb) 47-53N-m (4.7-5.3 kg-m, 34-38 ft-lb) 26-30 N•rn (2.6-3.0 kg-m, 19-22 ft-lb) 07914-3230001 07923—M800000 not available in U.S.A. 07725-0030000 07716-0020500 07716-0020300 07749-0010000 07746-0010300 07746-0040800 or commercially available in U.S.A. 100 Date of Issue: May, 1982 © HONDA MOTOR CO., LTD. 7-2