The Benelli 750 Sei is a motorcycle model that was produced from 1976 to 1978. It comes with a transverse six-cylinder, four-stroke, SOHC engine that has a capacity of 748cc. The bore and stroke of the engine are 56 x 50.6 mm and the compression ratio is 9.8:1. The bike is air-cooled and it has a wet sump with a cartridge filter for lubrication. The exhaust system is made up of 2 x 3-into-1-into-3 pipes.
For induction, the bike uses 3 x 24mm Dell’Orto VHB29 carburetors, and it has battery ignition (later electronic ignition) for ignition. The bike can be started using both electric and kick start. With a maximum power output of 52.9 kW / 71 hp at 8500 rpm, the Benelli 750 Sei has a wet multi-plate clutch and a 5-speed transmission. The final drive is through a chain.
The front suspension of the Benelli 750 Sei uses Marzocchi telescopic cartridge-type suspension forks (some models used Paoli!) while the rear suspension consists of dual Sebac shocks that are preload adjustable. It has 2 x 300mm discs and 2-piston calipers for the front brakes and a 210mm drum for the rear brakes. The bike has a 3.25-18 front tire and a 4.10-18 rear tire.
Other specifications of the Benelli 750 Sei include a length of 2197mm, a width of 762mm, a wheelbase of 1397mm, and a seat height of 737mm. The dry weight is 220 kg and the fuel capacity is 23 liters. The bike has an average consumption of 5.9 L/100 km and a top speed of 190 km/h. The standing quarter mile is achieved in 14.0 seconds with a speed of 148 km/h. Reviews comparing the Benelli 750 Sei to the Honda CBX and Kawasaki Z1300 can be found on the benellimotoclub website.
Technical specifications:
Make Model: Benelli 750 Sei
| Year | 1976 – 78 |
|---|---|
| Engine | Transverse six cylinders, four stroke, SOHC, 2 valve per cylinder |
| Capacity | 748 cc / 46.6 cu in |
| Bore x Stroke | 56 x 50.6 mm |
| Compression Ratio | 9.8:1 |
| Cooling System | Air cooled |
| Lubrication | Wet sump with cartridge filter |
| Exhaust | 2 x 3-into-1-into-3 |
| Induction | 3 x 24 mm Dell’Orto VHB29 carburetors |
| Ignition | Battery ignition (later model electronic ignition) |
| Starting | Electric & kick start |
| Max Power | 52.9 kW / 71 hp @ 8500 rpm |
| Clutch | Wet multi-plate |
| Transmission | 5 Speed |
| Final Drive | Chain |
| Front Suspension | Marzocchi telescopic cartridge-type suspension forks (Some models used Paoli!) |
| Rear Suspension | Dual Sebac shocks, preload adjustable |
| Front Brakes | 2 x 300 mm discs, 2 piston calipers |
| Rear Brakes | 210 mm drum |
| Front Tyre | 3.25-18 |
| Rear Tyre | 4.10-18 |
| Dimensions | Length: 2197 mm / 86.5 in Width: 762 mm / 30.0 in |
| Wheelbase | 1397 mm / 55 in |
| Seat Height | 737 mm / 29 in |
| Dry Weight | 220 kg / 485 lbs |
| Fuel Capacity | 23 Litres / 6.1 US gal |
| Consumption Average | 5.9 L/100 km / 17 km/l / 40 mpg |
| Standing 1/4 Mile | 14.0 sec / 148 km/h / 92 mph |
| Top Speed | 190 km/h / 118 mph |
| Reviews | benellimotoclub – sei vs cbx vs z1300 |
