I asked for one of these several years in the 70's for Christmas. Never got it! But I have it now! I bought 3 of them. Opened one up and played with it when I got it. Had fun with it but was not impressed with the power on the bike. Would not do wheelies! I gave one to my grandkids, 3 and 5. There's was awesome! Ran so much better than the one I opened up for myself, and it did wheelies! They absolutely love it, play with it all the time. I opened up the third one, that was for my brother, givin...