What category is the 1990 Yamaha SRX 6 (reduced Effect)?

The 1990 Yamaha SRX 6 (reduced Effect) has a Category of Sport.

What is the engine size of the 1990 Yamaha SRX 6 (reduced Effect)?

The 1990 Yamaha SRX 6 (reduced Effect) has a Capacity: of 608.00 ccm (37.10 cubic inches).

What type of engine does the 1990 Yamaha SRX 6 (reduced Effect) have?

The 1990 Yamaha SRX 6 (reduced Effect) has a Engine type of Single cylinder.

What is the engine power of the 1990 Yamaha SRX 6 (reduced Effect)?

The 1990 Yamaha SRX 6 (reduced Effect) has a Power of 27.00.

Is the 1990 Yamaha SRX 6 (reduced Effect) air cooled or liquid cooled?

The 1990 Yamaha SRX 6 (reduced Effect) has a Cooling system of Air.

How many gears does the 1990 Yamaha SRX 6 (reduced Effect) have?

The 1990 Yamaha SRX 6 (reduced Effect) has a Gearbox of 5-speed.

How much does the 1990 Yamaha SRX 6 (reduced Effect) weigh?

The 1990 Yamaha SRX 6 (reduced Effect) has a Weight incl. oil, gas, etc of 172.0 kg (379.2 pounds).

What is the top speed of the 1990 Yamaha SRX 6 (reduced Effect)?

The 1990 Yamaha SRX 6 (reduced Effect) has a Top speed of 150.0 km/h (93.2 mph).

Yamaha SRX 6 (reduced Effect) - 1990 Specifications and Reviews

Name: 1990 Yamaha SRX 6 (reduced Effect)
Brand: Yamaha

The 1990 Yamaha SRX 6 is a lightweight sport single aimed at novice and intermediate riders seeking manageable performance and easy handling. Its air-cooled 608cc engine delivers modest 27 horsepower with predictable delivery, while the compact 172kg frame excels in urban commuting and twisty roads. Known for reliability and approachability, it bridges the gap between entry-level and sport-oriented machines.

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1990

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General information
Category	Sport
Year	1990
Model	Yamaha SRX 6 (reduced effect)
Engine and Transmission Specifications
Transmission typefinal 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
Power	27.00
Stroke	4
Engine type	Single cylinder
Capacity:	608.00 ccm (37.10 cubic inches)

Physical measures and capacities
Weight incl. oil, gas, etc	172.0 kg (379.2 pounds)

Yamaha SRX 6 (reduced Effect) dimensions and frame
Rear brakes	Single disc
Front brakes	Dual disc
Rear tyre dimensions	120/80-18
Front tyre dimensions	100/80-18
Speed and acceleration
Top speed	150.0 km/h (93.2 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	15.00 litres (3.96 gallons)

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.