What is CB400 VTEC?
Honda introduced a new VTEC (Variable Valve-Timing and Lift Electronic Control) engine system for its Super Four CB400 sport bike, resulting in cleaner operation and higher fuel efficiency. In Honda tests, Hyper VTEC engines produced lower emissions and higher output, with fuel efficiency improved by about 6.5%.
What is Hyper VTEC?
HYPER VTEC is the latest refinement of Honda’s unique VTEC hydraulic valve control technology. Designed to improve 4-stroke engines; airflow and combustion efficiency, this new system is characterized by the camshafts directly actuating the valves via a lifter.
What type of bike is super 4?
Honda CB400 Super
The Honda CB400 Super Four is a CB series 399 cc (24.3 cu in) standard motorcycle produced by Honda at the Kumamoto plant from 1992 to the present.
Does Super 4 Revo have VTEC?
The Big Four It also features the Hyper VTEC Revo engine, which gives you access to higher levels of power and torque only when you need it while complying with stringent emissions norms. The Honda CB400SF (Super Four) boasts a rich, 25-year-strong legacy.
Do all cb400 have VTEC?
CB400 VTEC (Spec II) (2002)[4] changed the operation of the VTEC system so that four valve operation begins at 6,300 rpm across all gears….Honda CB 400SF Super Four.
| Make Model | Honda CB 400 Super Four |
|---|---|
| Rear Tyre | 160/60 ZR17 |
| Wheelbase | 1410 mm / 55.5 in |
| Seat Height | 755 mm / 29.7 in |
How many horsepower is a Honda cb350?
36.00 HP
Honda CB 350 Specs The engine produces a maximum peak output power of 36.00 HP (26.3 kW) @ 10500 RPM and a maximum torque of . With this drive-train, the Honda CB 350 is capable of reaching a maximum top speed of 165.0 km/h (102.5 mph) .
Why is CB400 so popular?
Other reasons for its popularity include its design, which can be said to be a model of a naked model, but above all, the sound of the inline-4 engine and the unique valve switching mechanism “Hyper VTEC”, which has been installed since 1999, can be said to be the main reasons for its popularity.
When did Honda CB400 VTEC Spec 2 come out?
CB400 VTEC (Spec II) (2002) [4] changed the operation of the VTEC system so that four valve operation begins at 6,300 rpm across all gears. This model also introduced some minor engine modifications, as well as adding the HISS ignition security system and a redesigned instrument panel.
What kind of bike is the Honda CB400?
We review the latest iteration of Honda’s highly successful Super Four, and find out what makes it one of the most sought after bikes around. Considered one of the most iconic naked motorcycles in this part of the world, the Honda CB400 Super Four (or CB400SF) is a model so well known even non-riders could recognise.
When did the Honda cb400sf HYPER VTEC Revo come out?
2006: Larger ignition coils supply a more stable spark at lower rpms; clear smoke lenses on the turn indicator lights. 2008: The CB400SF Hyper VTEC Revo introduced Honda’s PGM-FI programmed fuel injection and an idle air control valve for improved fuel economy and reliability.
How many valves per cylinder does Honda cb400sf have?
While having four valves per cylinder, below 6750 rpm one intake and exhaust pair are disabled. This technique improved the engine’s low and mid-range power and efficiency, while retaining performance over 6,750 rpm by resuming four valve operation.
