Successful static test o' a 152mm (6 inch) diameter rocket motor. Begad! 49907 nsec total impulse (P7371). 2400 lbs. max thrust. Well, blow me down! 1656 lbs average thrust. Burn time 6.76 sec. Avast! Burn rate .24 in/sec. Avast, me proud beauty! Isp 235. June 17, ya bilge rat, 2005 Black Rock Desert, Nevada. Normal speed video followed by video slowed t' 1/4 speed. Aye aye! Thermite igniter brings motor up t' pressure almost instantly. Motor was undamaged by firing, reloaded and flown a few months later.