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Thursday, June 20, 2013

Ferrarri LaFerrarri


LaFerrari also known as the F70, and by its project name F150 is a limited production hybrid sports car built by FerrarriOnly 499 units will be built and each will cost more than ₤1 million





LaFerrari is the first mild hybrid from Ferrari, providing the highest power output of any Ferrari whilst decreasing fuel consumption by 40 percent.



The LaFerrari's mid rear mounted 65° V12 Internal Combustion Engine has a 6.3 litre (6262 cc) capacity producing 588 kW @ 9,000 rpm and 700 Nm of torque @ 6,750 rpm, supplemented by a 120 kW KERS unit (called HY-KERS), which will provide short bursts of extra power.




Unlike conventional hybrid vehicles, in which either the electric motor or the internal combustion engine is running, the KERS system adds extra power to the combustion engine's output level for a total of 963 PS (950 bhp) and the total torque generated by the V12 ICE together with the electric motor being over 900 N·m






Colnago Ferrari CF9

The perfect way to see Monaco is on your fully carbon CF9, fast light and as rare as your 599 GTO. Only 200 will ever be built.


Colnago’s disc brake fea­tures: higher piv­ot­ing, speed-lock avail­able (inter­nal rout­ing), wide range of lever reach adjust­ment, fin­ger clear­ance on top posi­tion (fore­fin­ger can hold the grip).

SizeSizeSc°Seat angle
PccsSeat tube length (centre to centre)ScsSeat cluster offset
PsSeat tube length (centre to top)CChainstay length
PEffective seat tube lengthAFront centre
OsTop tube lengthHsTube length
OTop tube length (horizontal)

The Colnago CF8 frameset has been strengthened with a wider head tube which allows the rider to corner with confidence knowing that he will get all the sturdiness and response needed when competing or even just giving it whatever you feel. 


The Sloping top tube on the Colnago CF8 allows a rider with a shorter inseam to feel at home on this bike but also provides comfort for the taller rider.  



All in all the Colnago CF8 has been designed for the experienced rider or for the beginner who just wants the best of the best as it is one of Colnago's highest rated models available and has won more competitions for the Colnago brand than most people even know.



Mclaren P1 664 kW


The Mclaren P1 is a huge step forward for the company and for the hypercar game in general. It represents the pinnacle of Mclaren’s knowledge in creating road cars that integrate the best Formula 1 technology to achieve searing performance on par with the best of the best from Ferrari or Pagani.


The P1 risked being overshadowed during its big debuts in Paris and Geneva, thanks to the concurrent reveals of LaFerrari and the Lamborghini Veneno, which both pack more styling drama and a more artful execution than the P1. Not one to shy away from competition, McLaren is ready for the sales brawl in the hypercar segment with their vision of the ultimate road car.
The 3.8-liter twin-turbo V-8 from the 12C re-appears in a much higher state of tune, producing an estimated 800 horsepower, up more than 175 from the 12C. Paired with the singing V-8 is a twin-clutch transmission with an embedded electric motor to create a total power figure of 903 horsepower and an estimated 1,100 pound-feet of torque at launch.

Breaking out figures for the electric motor alone is difficult but it is estimated to contribute up to 150 horsepower and 500 pound-feet of torque.
The P1 does share core chassis and engine blueprints with its cheaper 12C sibling, but sacrifices nothing at the altar of supreme performance. 




Thursday, May 23, 2013

Heel Toe!

Drivers use the "heel and toe" method to smoothly combine braking and downshifting as they approach a corner. Good drivers know that blipping the throttle between gears in a downshift to speed up the engine to match the tire speed keeps the wheels from locking and stops the back end from getting loose. Heel-and-toeing simply combines blipping the throttle with braking.



Now here are the steps to get you going (try at your own risk):


 The downshift begins with a full throttle       acceleration towards a corner.





Lift the right foot from the gas pedal and press the brake pedal.


Just before the braking is done, the left foot depresses the clutch pedal.

The right hand begins the downshift while right foot is still applying, but easing up on the brake pressure as the car approaches the turn-in, then the foot rotates so the heel is above the corner of the gas pedal.

As the shift passes through neutral, the right heel gives a quick push of the gas pedal to rev the engine quickly


                   
The left foot releases the clutch, the right foot rotates off the gas. Done correctly the RPMs generated by the throttle blip above matches the RPMs needed. The right foot completes the braking with a smooth release. 



The right foot moves over to the gas pedal to assume the normal position at first only to maintain the pressure needed to sustain the vehicle speed through the first part of the corner. Then pressure is gradually applied to accelerate out of the turn.
                                               Heel Toe Driving Technique by Driftingstreet@Youtube
On the street when you approach a corner, you were probably taught to complete your braking before the corner, coast through the turn, then as you straighten out from the turn downshift, and start accelerating again. This works on the street, but it is entirely too slow a process for the race track.

For racing, the time spent transitioning from braking to accelerating must be absolutely minimized. You're racing! You don't want to be wasting a bunch of time coasting while you're switching between pedals (even if it is only 1/2 of a second).  

We have assumed the use of a street car, and a street transmission with synchros. If you're using a true race transmission without synchros, then you need to modify the above shifting with a double-clutch procedure. To do this, the clutch is pressed in, the shifter moved to neutral, and the clutch released. Then the accelerator is blipped, while the shifter is in neutral (again with the heel, while the ball of the foot continues to brake), the clutch pressed back in, the shifter placed in the lower gear, and the clutch released. This is required for maximum longevity of the transmission.
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