[7 / 4 / ?] 252KiB, 1200x568, M497.jpg View SameGoogleImgOpsiqdbSauceNAO Thread Reply Original Report Media View Same Google ImgOps iqdb SauceNAO Download ITT: rail schemes that scream bad idea Anonymous Mon 09 Apr 2018 21:42:09 No.1176430 View ViewReplyOriginalReport Quoted By: M-497 Black Beetle, powered by 2 General Electric J47-19 jet engines. Still holds the speed record(295.60 km/h) on American lines but overall a failure.