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Honda NSF100: review, history, specs

The Honda NSF100 was a Air-cooled single cylinder four stroke Sport touring motorcycle produced by Honda in 2006. Max torque was 5.9 ft/lbs (8.0 Nm) @ 7000 RPM. Claimed horsepower was 8.98 HP (6.7 KW) @ 9500 RPM. It was a Honda HRC racing only mini-bike. A base motorcycle made for full enjoyment of racing in the 4-stroke mini bike or pocketbike class.

Honda NSF100
Production 2006
Class Sport touring
Air-cooled single cylinder four stroke
Bore / Stroke 53.3mm x 53.3mm
Compression ratio 9.4:1
Horsepower 8.98 HP (6.7 KW) @ 9500RPM
Torque 5.9 ft/lbs (8.0 Nm) @ 7000RPM
Fuel System 22mm Carburetor
Spark Plug NGK C7HSA '07
Battery YUASA 6N6-3B '07
Transmission Gear box: 5 Speed, manual

Final Drive: Chain

Clutch: Wet multi-disc, manual
Final Drive Chain: 420x100
Front Sprocket 15T
Rear Sprocket 28T
Suspension Front: Telescopic forks
Rear: Single shock
Brakes Front: Disc
Rear: Disc
Front Tire 100/90-12 48J
Rear Tire 120/80-12 54J
Wheelbase 42.09 inches (1069 mm)
Length 61.61 inches (1565 mm)
Width 22.8 inches (579 mm)
Weight 75.0 kg (wet)
Recommended Oil Honda GN4 10W-40
Related Honda NSR80, Honda NSR125
Competition Yamaha YSR80
Manuals Service Manual



A 53.3mm bore x 53.3mm stroke result in a displacement of just 99.0 cubic centimeters.


The bike has a 5 Speed, manual transmission. Power was moderated via the Wet multi-disc, manual.


It came with a 100/90-12 48J front tire and a 120/80-12 54J rear tire. Stopping was achieved via Disc in the front and a Disc in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Single shock. The wheelbase was 42.09 inches (1069 mm) long.

2006 Honda NSF100Edit


Feel like your kid has the DNA of a racing champion? Cannot watch him or her ride and not thinking about how skills could be dramatically improved with a higher performance machine? Well, maybe it's time to have the youngsters throw a leg over a bike such as the 2005 NSF100. Small and reassuring, but punchy and rewarding, this 99cc air-cooled single racing beast is one of the first steps towards the world series.

This smooth 4-stroke machine is what your kid needs in order to start learning what real road racing is about. 5 manual speeds, perfect racing ergonomics and geometry, lightweight and fast, the 2005 Honda NSF100 is THE track tool. And since your kid isn't going to ride on public roads anyway, the bike has no turn signals, lights and other cumbersome artifacts - it's a pure racing machine in downscaled size.

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