HI GUYS I AM AN OLD TIMER, WW2 VET,84YRS OLD AND STILL FLYIN RC.. AM DOWN TO A 20 YR OLD SIG CLIPPED WING 1/4 SCALE SIG CUB WITH A SAITO 150 UP FRONT. IVE BEEN SURFING THE FORUM ABOUT SAITO ENGINES. I HAVE HAD GOOD LUCK SO FAR WITH MINE ALTHO IT HAS NOT GOT A LOT OF HOURS ON IT.. I HAVE HEARD SOME STORIES ABOUT SAITO HAVING PROBLEM S WITH CRANK PIN IN THE CRANKSHAFT??? ARE THESE ISOLATED CASES OR HAVE THEY BEEN SIGNIFICANT? IM THINKING OF GETTING ANOTHER ONE.. THANKS FOR THE INFO GEORGEE