1997–2001 Honda SLR 650 Vigor Shop Manual (P/N 07724-0050002)

• Honda Motor Co., Ltd. SLR650 Shop Manual, issued through the Service Publications Office; 270-page PDF with rear-cover print code 67MAKE1MH
• Applicable type codes are ED (ED I/ED II) European direct sales, E U.K., F France, G (G I/G II) Germany, ND North Europe, SW Switzerland, SP Spain, and AR Austria; ED and G include full-power/limited-power versions
• Organized into 22 numbered sections covering General Information, Lubrication, Maintenance, Fuel System, engine and transmission repair, chassis and brakes, electrical systems, Wiring Diagram, Troubleshooting, and Index
• Covers the 644 cc air-cooled OHC four-valve single, its forced-pressure dry-sump lubrication system and trochoid oil pump, the wet multi-plate clutch, and constant-mesh five-speed transmission
• Includes factory special-tool references such as clutch center holder 07724-0050002, flywheel puller 07733-0020001, crankshaft assembly tool 07931-KF00000, fork seal driver 07947-KA50100, and peak-voltage adaptor 07HGJ-0020100
• Section-opening assembly views, service-limit tables, cable and harness routing, system diagrams, switch-continuity checks, and the Section 20 wiring schematic support component identification and fault tracing

Component and System Documentation

For teardown or diagnosis, each system section carries model-specific repair data. Engine coverage runs from removal and installation through cylinder head, valves, cylinder and piston, clutch, alternator/starter clutch, crankshaft/balancer, crankcase bearings, and transmission disassembly and assembly. The 644 cc engine is specified at 100 x 82 mm bore and stroke, 8.3:1 compression, with a 42.5 mm VE carburetor and an air-cooled design; there is no liquid-cooling system to service.

Fuel-system coverage is market specific. The manual identifies VEEAA carburetors for ED/F/ND/SP, VEEAB for G, VEEAD for SW, VEEAE for E, and VEEAF for AR, with type-specific pilot-screw settings. It includes carburetor disassembly and assembly, float-level checks, the factory pilot-screw idle-drop procedure, and the secondary air supply system used on G, SW, and AR types. The maintenance schedule starts with the 1,000 km service and continues in 6,000 km intervals through 36,000 km; engine oil is scheduled every 3,000 km (2,000 mi), while drive-chain inspection and lubrication are called for every 1,000 km (600 mi).

Factory repair procedures include valve-guide and valve-seat inspection/refacing, clutch and primary-drive service, flywheel/starter-clutch work, crankcase separation and bearing replacement, crankshaft/balancer installation, transmission overhaul, fork disassembly and seal replacement, steering-stem bearing service, swingarm and shock-linkage work, brake-fluid replacement and air bleeding, master-cylinder and caliper rebuilding, charging-system diagnosis, ignition peak-voltage testing, starter-relay testing, and switch continuity checks. One clear scope limit is the rear shock damper unit: it is nitrogen charged and the manual specifically instructs that it is not to be disassembled.

Named visual references include Cable & Harness Routing, Crankcase Emission Control System, Battery/Charging System – System Diagram, Ignition System – System Diagram, Electric Starter – System Diagram, and Wiring Diagram. Section 21 adds fault trees for hard starting/no start, lack of power, poor low- and high-speed performance, and poor handling.

Several cautions are tied to known failure points. The oil pump uses different-thickness A and B rotor sets and warns against interchanging them, because the specified pump clearances depend on the correct set. The carburetor section states that tightening the pilot screw hard against its seat will damage the seat. During fork repair, the oil seal is installed with its marks facing up, and the manual warns against damaging the fork-tube sliding surface—a nick there can quickly ruin the new seal.

Specification Highlights

The specification tables provide teardown inspection limits, not just tune-up settings. Standard cylinder compression is 637 kPa (6.5 kgf/cm², 92 psi) at 600 rpm, and both intake and exhaust valve clearance are 0.10 mm (0.004 in). Engine-oil capacity is 2.1 L after draining, 2.15 L with filter replacement, and 2.5 L after disassembly. Oil-pump limits are documented alongside standard clearances: 0.15 mm tip clearance with a 0.20 mm service limit, 0.15–0.21 mm body clearance with a 0.25 mm limit, and 0.02–0.08 mm end clearance with a 0.12 mm limit.

Chassis tables specify fork fill, brake limits, and electrical test values. Fork fill is 583 cm³ (19.7 US oz) with a 120 mm fluid level, front and rear brakes specify DOT 4 fluid with a 4.0 mm disc-thickness service limit, and the charging system specifies 13.5–15.5 V at 5,000 rpm with maximum current leakage of 0.1 mA. Torque tables cover both standard fasteners and critical joints; examples include the clutch center lock nut at 118 N·m (87 lbf-ft) and the flywheel bolt at 123 N·m (90 lbf-ft).

Working on motorcycle internals carries inherent risks, so verify your mechanical competence or involve a certified technician before tackling major teardowns. Honda also states that this shop manual assumes basic motorcycle-service knowledge rather than teaching general workshop procedures.