Yamaha SRX 6 (reduced Effect) - 1987 Specifications and Reviews
The 1987 Yamaha SRX 6 is a lightweight single-cylinder classic suited for novice and commuter riders seeking affordable, manageable performance. Its air-cooled 608cc engine delivers modest 27 horsepower with reliable simplicity, while the 5-speed chain-drive transmission and nimble handling make it best known for accessible everyday riding and easy maintenance.
General information | |
| Category | Classic |
| Year | 1987 |
| Model | Yamaha SRX 6 (reduced effect) |
| | |
Engine and Transmission Specifications | |
| Transmission type,final drive | Chain |
| Gearbox | 5-speed |
| Cooling system | Air |
| Fuel control | OHC |
| Valves per cylinder | 4 |
| Bore x stroke | 96.0 x 84.0 mm (3.8 x 3.3 inches) |
| Compression | 8.5:1 |
| Top speed | 150.0 km/h (93.2 mph) |
| Power | 27.00 |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 608.00 ccm (37.10 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc |
| Front brakes | Dual disc |
| Rear tyre dimensions | 120/80-18 |
| Front tyre dimensions | 100/80-18 |
Physical measures and capacities | |
| Fuel capacity | 15.00 litres (3.96 gallons) |
| Weight incl. oil, gas, etc | 172.0 kg (379.2 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
Performance Profile & Rider Fit
27 hp
Peak Power
7.5s
0-60 mph
93.2 mph
Top Speed
Best For
Track40%
City65%
Cornering75%
Daily Riding55%
Touring35%
Passenger30%
Rider Profile
| Best For | This is a machine best suited to riders with some experience who appreciate the quirky character of a big single over outright performance, noting the given specs describe a de-tuned 'reduced effect' variant with modest power for its class. |
| Purpose | Built as a lightweight, minimalist sportbike for spirited backroad riding and around-town fun rather than for high-speed touring or racing. |
| Rider Fit | At 172 kg with a slim single-cylinder chassis, it is light and easy to manage for riders of average build, though the thumping single and firm sporty ergonomics reward an engaged riding posture. |
| Character | A charismatic, torquey air-cooled single that emphasizes feel, simplicity, and mechanical charm over raw speed or refinement. |
| Not Ideal For | This is not the right bike for riders seeking high top speed, long-distance comfort, passenger-friendly touring, or any off-road capability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
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