The one side of any tooth in cross-section between outside circle and root circle is called the tooth profile. Tooth profile consists of a concave portion joining the tooth space bottom and is called fillet curve or root fillet. To achieve a velocity ratio which is non fluctuating depends on the teeth profile. When two [...]
In several machines like cars and automobiles gear ratio has to be altered for suiting a particular task. You will find different methods for achieving it. These could be manual transmission, automatic transmission, hub gears or derailleur gears. Hub gears are also known as sun and planet gears or epicyclic gearing. Gear shifting provides many [...]
F430 Challenge consists of 90˚ V8 engine. The maximum power that it can produce is 360 kW at 8,500rpm. The maximum torque that it can generate is 465 Nm at 5,250rpm. Since 2006 it has participated in Ferrari Challenge Trofeo Pirelli. This model shows the link between sporting divisions and GT from Ferrari. It is [...]
The F01 model from BMW made its debut in 2009. BMW has 6 Series which is a grand touring luxury car that is available in E63/E64 form. Then there is 2 seater coupe and roadster that came after Z3 and Z4 (E85). It is available in market since 2002. BMW has X3 (E83) which is [...]
Harley-Davidson motorcycles released Twin Cam 96 in 2007 and Twin Cam 88 in 1999 model year. Prior to them evolution engine was quite popular. They have many features which were found in previous engines from this company. Both are V twin engine at 45 degree and consist of two cylinders. The engine is air cooled [...]
Wankel engine is an internal combustion engine that makes use of rotary design for converting pressure into rotating motion. This forbids the use of reciprocating pistons. It is designed in such a manner that high rpm smooth power is produced by it due to its compact size. It is often regarded as a rotary engine [...]
The present model in the 7 series is BMW F01. The production of this model began in 2008. There is also a model known as BMW F02 and that is a little longer as compared to BMW F01. The models follow automatic 6 speed transmission. ActiveHybrid7 and 760i/Li follow automatic 8 speed transmission. The capacity [...]
The V6 engine consists of six cylinders that are mounted on a crankcase. There are two banks having three cylinders each. The angle set between them is generally right angle or acute angle. The common crankshaft is driven by six pistons. It is very common in cars of the present time and is second only [...]
BMW launched 1 Series in 2004. It is the smallest car from BMW. You can get this car in hatchback and coupe/convertible forms. Then there is 3 Series which is produced since 1975. It is popular as compact executive vehicle which is now in fifth generation. You will find it in these models – E90, [...]
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