For the 1978 model year, the Honda C90 K3 motorcycle has a supplied wet/running weight of 201.9 lb (91.6 kg) and a dry weight of 187.4 lb (85 kg).
Honda C90 K3 weight overview
Its low overall mass should be most noticeable off the throttle: moving it by hand, backing out of a parking space and managing stop-start riding should take less effort than on a heavy road bike.
Very Light Motorcycle
How heavy is the Honda C90 K3?
wet weight
Using a model-level wet weight comparison, the Honda C90 K3 is lighter than about 93.7% of 166 Honda motorcycles with compatible weight data.
Dry vs ready-to-ride weight
Bike + rider total weight
These totals use the model’s representative wet weight. They exclude riding gear, luggage and a passenger.
Honda C90 K3 weight & related specs
| Model years covered | 1978 |
|---|---|
| Wet / running weight | 201.9 lb (91.6 kg) |
| Dry weight | 187.4 lb (85 kg) |
| Engine displacement | 89 cc |
| Torque | 4.4 lb-ft (6 Nm) |
| Fuel capacity | 1.45 US gal (5.5 L) |
| Full-tank fuel weight (estimated) | 9 lb (4.1 kg) |
Useful weight calculations
| Torque per 100 lb | 2.19 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 0.44 cc / lb |
| Weight per 100 cc | 226.9 lb / 100 cc |
| Fuel weight as % of bike weight | 4.5% |
| Weight with full tank | 196.4 lb (89.1 kg) |
What the weight numbers tell you
Honda C90 K3 weight FAQ
What is the Honda C90 K3 dry and wet weight?
Across the covered 1978 years, listed wet/running weight is 201.9 lb (91.6 kg) and listed dry weight is 187.4 lb (85 kg). Check the year-change section because the exact figure can vary by model year.
Is the Honda C90 K3 lighter or heavier than other Honda motorcycles?
It is comparatively light for this Honda category. The model lands near the 6th percentile for weight in the compatible dataset.
How much does a full tank add to the Honda C90 K3?
Based on the supplied 1.45 US gal (5.5 L) tank capacity, the gasoline itself weighs about 9 lb (4.1 kg) when full. This helps explain part of the difference between dry and ready-to-ride mass.
What is the combined Honda C90 K3 and rider weight?
Using the model’s representative wet/running weight and a 180 lb rider, the combined bike-and-rider mass is about 381.9 lb (173.2 kg) before riding gear, luggage or a passenger.
What is the Honda C90 K3 full-tank weight estimate?
Based on the available dry-weight and tank-capacity data, a full-tank estimate is 196.4 lb (89.1 kg). Oil, coolant and market-specific equipment can still make actual ready-to-ride weight different.
How much torque does the Honda C90 K3 have per 100 lb?
Where compatible torque and weight figures are available, the model works out to 2.19 lb-ft per 100 lb. This gives more context than torque alone because it relates engine twist to the mass it has to move.
What is the Honda C90 K3 displacement per pound?
The available figures work out to 0.44 cc per lb. This is not a performance rating, but it is a useful way to compare engine size against total motorcycle mass.
What is the Honda C90 K3 weight difference versus the category median?
Compared with the median Honda motorcycle weight of 452.6 lb (205.3 kg), the model is roughly 250.6 lb (113.7 kg) lighter.
Where will I notice the Honda C90 K3 weight most?
The weight itself is unlikely to be the main difficulty. Rider reach, steering lock and where the mass sits may matter more at walking pace.
Motorcycle specifications can vary by model year, market, equipment and the exact dry/curb-weight definition. Calculated fuel-weight and ratio figures on this page are estimates derived from the supplied specifications. Confirm critical figures in the owner’s manual or on the official Honda Powersports website.