The MINI Cooper S Engine
Here are some pretty good images of a Cooper S engine. Note the cast iron block and aluminum head.
![](mini/enginefront.jpg)
The the intake (car front) side. Notice the supercharger at the center with its intake at the bottom. Notice that the water pump is driven off the back-end of its shaft to save space. Also notice the intake intercooler on top.
![](mini/enginerear.jpg)
On the exhaust side, note the freeze-out plugs and oil filter can in the center.
![](mini/engineleft.jpg)
The "front" of the engine which is on the right-hand side of the car when you are facing forward. The MCS engine has beefed-up vibration damping on the pulley train. Notice the space for the alternator, block-mounted below the supercharger to save space.
![](mini/enginethrottlebody.jpg)
The throttle body
![](mini/enginecrank.jpg)
Here is a shot of the case cracked open, showing the crank and bearings. Notice the strong, cast iron mainbearing cap/girdle unit and the nicely machined crank.
![](mini/enginerod-piston.jpg)
A piston and rod assembly.
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