Technical identifying a camshaft

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Technical identifying a camshaft

Maybe, but the cam in question at the start of the post is a 280, so surely this is how the thread should progress?
 
I think that this has been disscussed in other post but iirc

The 75 cam is a 228 and is the cheaper option when deciding to change the cam and does give more torque and power when compared to the original

The next step up is the 268 (or others there or there abouts 270 272 etc) that are a slightly hotter cam and are more geared towards faster road driving giving more torque and power lower down the rev range, these should be no issue at MOT time

Next the 280 a hotter cam still designed to give more power, with this cam the power is found higher up the rev range, this is a trade off and is therefore not as smooth at tickover and you can be caught "off cam" if you plant your foot at lower revs. Providing the engine is running sweet then this can still be OK to get through MOT emmisions test.

Any profile higher than this then you are looking at having to have done some serious engine work to get the full benefit. These are high reving high power and are great for track use, as such they are pretty much undrivable in normal road conditions, it is also doubtful if they will get through an MOTemmisions test but is suppose anything is possible.


I am running the 268 and it is pretty impresive and compliments the other mods nicely. IIt is very driveable and the engine makes a fantastic noise above 4000rpm. But in the end it is a matter of choice and driving style that decides which one you go for, my limitation was that my wife :worship: would be happy driving it as it was originally her car.
 
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