1984 Honda XR350
Specifications and workshop reference information for the 1984 Honda XR350, including engine, chassis, service data and setup details.
Note: Specs are compiled from factory data, manuals and owner feedback. Bikes vary — if yours is different, jump into the forum and share it.
General Specifications
| Engine Type | Four-stroke, single cylinder SOHC, 4 valve |
| Displacement | 339 cc / 20.7 cu-in |
| Bore × Stroke | 84 × 61.3 mm |
| Compression Ratio | 9.5:1 |
| Maximum Power | 22 hp / 16.7 kW @ 7500 rpm |
| Maximum Torque | 25.7 Nm @ 7000 rpm |
| Carburetor | 2 × 26 mm Keihin carburetors |
| Lubrication | Dry sump |
| Fuel Mix Ratio | Straight unleaded fuel |
| Ignition | CDI |
| Spark Plug | NGK DPR8EA-9 |
| Spark Plug Gap | 0.8 - 0.9 mm |
| Valve Clearance (Intake) | 0.05 mm |
| Valve Clearance (Exhaust) | 0.08 mm |
Transmission
| Transmission Type | 6-speed |
| Clutch | Wet multi-plate |
| Primary Reduction | |
| Final Reduction | Chain |
| Overall Reduction | |
Dimensions
| Overall Length | |
| Overall Width | |
| Overall Height | |
| Wheelbase | 1430 mm / 56.3 in |
| Ground Clearance | 320 mm / 12.6 in |
| Fuel Tank Capacity | 12 L / 3.2 US gal |
Chassis
| Frame Type | Full duplex cradle steel frame |
| Caster Angle | 26.5° |
| Trail | 116 mm / 4.5 in |
| Front Suspension | 41 mm Showa air adjustable forks |
| Rear Suspension | Single Showa gas shock, fully adjustable |
| Front Suspension Travel | 280 mm / 11 in |
| Rear Suspension Travel | 270 mm / 10.6 in |
Brakes & Wheels
| Front Tire | 90/90-21 |
| Rear Tire | 130/90-17 |
| Front Brake | Single disc |
| Rear Brake | Drum |
350cc Other Specs
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