K1275 Motor K1275R Diameter 54mm Burn Time 1.75 seconds Average Thrust 1275 Ns (286.63 lb-s) Max Thrust 1554 N (349.35 lbs) Total Impulse 2224.9 Ns (500.18 lb-s) Motor Type Reload Motor data provided by ThrustCurve.orgTo convert Newtons to Pounds, divide by 4.448 Motor Data: ALT4 RASP CompuRoc RockSim K1275 REDLINE PLUGGED RELOAD Redline‰ã¢ (R) Distinctly different from its propellant relatives, Redline provides unique visual and thrust characteristics for larger airframes and performance oriented flyers. The proprietary AeroTech formulation imparts Redline with its signature vivid scarlet flame. Redline‰۪s burning rate lies midway between that of White Lightning and Blue Thunder. Photos don't do justice to the "laser-beam" intensity and color of Redline‰Û_ you have to see it to appreciate