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Edition:
Honda SL 350 Single Cylinder - [1970]
This edition of the Honda SL 350 Single Cylinder is the 5 speed | Manual version and was first brought out in 1970. This was at around the same time as the introduction of the 1971 Kawasaki H2 750 Mach IV and the 1970 Kawasaki H1 500 Mach III.This particular Honda SL 350 has a 326cc Air cooled, Two stroke, V-Twin Petrol powerplant with 2 cylinders and Carburettor.
An alternative V-Twin engine, Off-Road style motorbike includes the Kawasaki KLX 230 Single Cylinder - [2020]
The 1970 SL 350 shares its V-Twin engine and Off-Road style configuration with the likes of the 2020 Kawasaki KLX 230 Single Cylinder and the 2020 Kawasaki KLX 250 Camo. Alternatively, if you're looking for other bikes which share the SL 350's Off-Road style with a similar size of engine then how about the 2020 Kawasaki KLX 250 Single Cylinder | 2020cc.2020 Kawasaki KLX 230 Single Cylinder | 2020cc.
Weighing in at 156 kgs (343 lbs) this makes the Honda SL 350 Single Cylinder in the same weight category as the 2025 Yamaha MT-07 Twin Cylinder or the 2025 Yamaha YZF-R9 Triple, give or take 50kg.
The 1970 Honda SL 350 shares the same bhp with the Yamaha WR 250 F - [2025]
In terms of power the 326cc 4 valve V-Twin 2 cylinder engine produces 33 bhp (24 kW) @ 9500 rpm similar to the 2025 Yamaha WR 250 F [36.1 bhp (26 kW) @ 12000 rpm] or the 2025 Honda MSX 125 Grom [9.6 bhp (7 kW) @ 7250 rpm].
The SOHC Two stroke unit throws out torque of 19.4 lb-ft (26.3 Nm) @ 8000 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 2024 Suzuki GSX-S 125 DOHC [8.1 lb-ft (10.9 Nm) @ 8500 rpm].
If one combines the weight with power or torque performance for the Honda SL 350 you can get a better idea of it's real world performance.
The 1976 Suzuki TS 400 Apache - Hustler has similar Bhp Per Ton stats as the 1970 Honda SL 350 Single Cylinder.
The 1970 Honda SL 350 Single Cylinder has a Power to weight ratio of 211.5 bhp per ton and 124.8 lb-ft per ton. Bhp Per Ton figures of the 1970 SL 350 competing with the 1976 Suzuki TS 400 Apache - Hustler [236.1 bhp\ton] and the 1980 Suzuki TS 400 Apache - Hustler [236.1 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 SL 350 generating around 124.8 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 1976 Suzuki TS 250 Single Cylinder [149.6 lb-ft per ton] and the 1973 Suzuki TS 250 Single Cylinder [149.6 lb-ft per ton].
With a 0-60mph time of 17.5 secs or a 0-100km/h (0-62mph) of 17.9 secs, this makes the Honda SL 350 Single Cylinder similar in acceleration to the 2019 Kawasaki W 800 Cafe (17.5 secs) and the 2015 Yamaha XVS 1300 V-Star Deluxe SE (17.5 secs). This Honda SL 350 Single Cylinder 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 1970 Honda SL 350 Single Cylinder and the 2011 Buell-EBR 1190R V-Twin
When talking about the performance of the 1970 Honda SL 350 Single Cylinder on the drag strip it can reach a quarter mile in an estimated 0 secs @ 0 mph. Bikes with a similar performance down the quarter mile can be found in the 2011 Buell-EBR 1190R V-Twin (0 secs) and the 2015 Honda CBR 250 R Repsol ABS (0 secs).
The 1970 version of the Honda SL 350 Single Cylinder has a maximum speed of 70mph.
Top Speed of the 1970 SL 350 equals the 1994 Suzuki LS 400 Savage
If maxing out your bike on the AutoBahn is your thing and you're wondering what's faster at the top end than the 1970 Honda SL 350 Single Cylinder then how about a 1994 Suzuki LS 400 Savage (81 mph) and the 1992 Suzuki LS 400 Savage (81 mph).
