hey guys and gals, i have a midly tuned genuine gx160 and looking to put a high torque camshaft in it. i want a cam that pull hard all the way through the power hand beacuse i offf road and and road race to. can anybody recommend any camshafts? and what does the compression have to do with the cam beacuse i noticed nr racing that certain cams work with a certain compression? can anyone help me out?