[bluebullet242003]

i am looking at motors for my roller chassis. it is made for the desert, long Travel, two seater, mini buggy, i am looking at a big bore 4 stroke inline 4. i a thinking about either a r1, busa, or either a 1000rr or the 1100rr but my question is i have found alot of information online but still haven't goes enough to make my decision so, i am tuning to you guys in the real world. i need help from anyone out there with experience with one or multiple motors i have listed, or even there suggestions, i just want to use a 4 stroke inline 4 motor. thanks any help will be appreciated