Estes model rocket engines have been proven consistent and reliable in millions of lanuches. Single stage engines (green label) are available in handy three packs.
Choose from:
A8-3 – for rockets using A engines, including the Alpha, Code Red, and Wizard
B4-4 – for rockets using B engines, including the Flash, Tidal Wave, and Alpha III
B6-4 – for rockets using B engines, including the Flash, Bull Pup, and Nemesis
C6-3 – for rockets using C engines, including the ExoSkell and ASTROCAM
C6-5 – for rockets using C engines, including Night Wings and Menaces