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Edition:
Honda NSR 250 SP Rothmans Replica MC21 - [1992]
This edition of the Honda NSR 250 SP Rothmans Replica MC21 is the 6 speed / Manual version and was first brought out in 1992. This was at around the same time as the introduction of the 1993 Suzuki RGV 250 SP and the 1993 Suzuki RGV 250 V-Twin.This particular Honda NSR 250 has a 249cc Liquid cooled, Four stroke, Transverse Petrol powerplant with 2 cylinders and Carburettor.
An alternative Transverse engine, Sport style motorbike includes the Norton Superlight SS - [2020]
The 1992 NSR 250 shares its Transverse engine and Sport style configuration with the likes of the 2020 Norton Superlight SS and the 2019 Norton Superlight Twin. Alternatively, if you're looking for other bikes which share the NSR 250's Sport style with a similar size of engine then how about the 1995 Suzuki RGV 250 V-Twin | 1995cc.1994 Suzuki RGV 250 V-Twin | 1994cc.
Weighing in at 151 kgs (332 lbs) this makes the Honda NSR 250 SP Rothmans Replica MC21 in the same weight category as the 2025 Yamaha WR 250 F or the 2025 Yamaha MT-07 Twin Cylinder , give or take 50kg.
The 1992 Honda NSR 250 shares the same bhp with the Yamaha WR 250 F - [2025]
In terms of power the 249cc 10 valve Transverse 2 cylinder engine produces 45 bhp (33 kW) @ 9500 rpm similar to the 2025 Yamaha WR 250 F [36.1 bhp (26 kW) @ 12000 rpm] or the 2025 Honda X-ADV 745 [57.8 bhp (43 kW) @ 6750 rpm].
The Reed Valve Four stroke unit throws out torque of 25.7 lb-ft (34.9 Nm) @ 8500 rpm placing it alongside motorbikes of similar performance figures such as the 2025 Yamaha WR 250 F [17.8 lb-ft (24.2 Nm) @ 8100 rpm] and the 2025 Suzuki SV 650 ABS [47.2 lb-ft (63.9 Nm) @ 8100 rpm].
If one combines the weight with power or torque performance for the Honda NSR 250 you can get a better idea of it's real world performance.
The 1996 Kawasaki Zephyr 750 DOHC has similar Bhp Per Ton stats as the 1992 Honda NSR 250 SP Rothmans Replica MC21.
The 1992 Honda NSR 250 SP Rothmans Replica MC21 has a Power to weight ratio of 298.0 bhp per ton and 170.8 lb-ft per ton. Bhp Per Ton figures of the 1992 NSR 250 competing with the 1996 Kawasaki Zephyr 750 DOHC [322.7 bhp\ton] and the 1998 Kawasaki Zephyr 750 DOHC [322.7 bhp\ton].
If you agree with the late great Carroll Shelby, then arguably an even better indicator of potential performance is Torque. Factor weight into the equation and you end up with - Torque per ton, with the Honda NSR 250 generating around 170.8 lb-ft per ton. If you're curious as to what other motorbikes have as much torque to weight then look no further than the 1969 Honda CB 750 Four K [195.8 lb-ft per ton] and the 1970 Honda CB 750 Four K1 [195.8 lb-ft per ton].
With a 0-60mph time of 12.4 secs or a 0-100km/h (0-62mph) of 12.7 secs, this makes the Honda NSR 250 SP Rothmans Replica MC21 similar in acceleration to the 1992 Honda NSR 250 R MC21 (12.4 secs) and the 1991 Honda NSR 250 SE MC21 (12.4 secs). This Honda NSR 250 SP Rothmans Replica MC21 also competes in terms of 0-60 mph and 0-100km/h with the 2018 Honda CB 250 R Neo Sports Cafe (0.0 secs) and the 2020 Norton Superlight SS (0.4 secs).
Quarter Mile time is a close race between the 1992 Honda NSR 250 SP Rothmans Replica MC21 and the 2012 Yamaha Star Raider 1900
When talking about the performance of the 1992 Honda NSR 250 SP Rothmans Replica MC21 on the drag strip it can reach a quarter mile in an estimated 12.8 secs @ 0 mph. Bikes with a similar performance down the quarter mile can be found in the 2012 Yamaha Star Raider 1900 (12.8 secs) and the 2008 Yamaha XV 1900 Raider (12.8 secs).
The 1992 version of the Honda NSR 250 SP Rothmans Replica MC21 has a maximum speed of 125mph.
Top Speed of the 1992 NSR 250 equals the 2023 Yamaha MXT 890 Niken GT
If maxing out your bike on the AutoBahn is your thing and you're wondering what's faster at the top end than the 1992 Honda NSR 250 SP Rothmans Replica MC21 then how about a 2023 Yamaha MXT 890 Niken GT (136 mph) and the 2020 Yamaha MXT 850 Niken (136 mph).
