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The 720S features McLaren's new M840T engine which is an evolution of the M838T used in the 650S. [9] It is a 3,994 cc (4.0 L; 243.7 cu in) twin-turbocharged V8 engine. [10] [11] The engine has a rated power output of 720 PS (530 kW; 710 hp) at 7,500 rpm, giving the car its name; the maximum torque is 568 lb⋅ft (770 N⋅m) at 5,500 rpm.
A total of 154 Boeing 720s and 720Bs were built until 1967. [ citation needed ] As a derivative, the 720 had low development costs, allowing profitability despite relatively few sales. Compared to the 707-120, it has a length reduced by 8.33 feet (2.54 m), a modified wing and a lightened airframe for a lower maximum takeoff weight .
These were replaced with the 720S in 2017 (and 720S Spider in 2018). The high-end Ultimate Series was led by the P1 and P1 GTR, now it includes the Senna, Senna GTR and the upcoming Speedtail, intended to be the successor to the original F1. The F1 and 12C were retroactively included in the Ultimate and Super Series, respectively.
The Speedtail is powered by a version of the M840T twin turbocharged V8 engine from the 720S, upgraded to produce 746 hp; 556 kW (756 PS) and 590 lb⋅ft (800 N⋅m) of torque. The engine is combined with a hybrid powertrain producing an extra 312 PS (229 kW; 308 bhp) to generate a total power output of 1,036 hp (773 kW; 1,050 PS) and 848 lb⋅ ...
Having had 25 or more articles made by the original vehicle manufacturer and offered for commercial sale to the public in new condition [i] (pre-production prototypes, and cars modified by either professional tuners or individuals, are not eligible);
Only 25 cars will be made by British company R-Reforged. The 5.9-litre V12 has been tuned to now make an advertised 432 kW; 580 hp (588 PS) a 45 kW (60 hp) increase over a Vanquish S. The car can be had with the original six-speed, single-clutch Speedshift automated manual, a six-speed GM-sourced torque converter automatic, or a six-speed ...
Only five units have been made, and each has a unique paint scheme reflecting the five McLaren F1 GTRs at the 1995 24 Hours of Le Mans. All have been sold: two to a customer in the US, two to a customer in Spain, and one to a customer in the United Kingdom. The cars were made to celebrate the 25th anniversary of McLaren's win at LeMans.
The eight-hour day movement (also known as the 40-hour week movement or the short-time movement) was a social movement to regulate the length of a working day, preventing excesses and abuses of working time. The modern movement originated in the Industrial Revolution in Britain, where industrial production in large factories transformed working ...