Malfunctioning Engine Statistical Survey
M.E.S.S.

Latest Reports

The last 25 motors with failure reports and the top 25 reported motors of all time. For more detailed search, see the search page.

Most Recent
ManufacturerMotorTypeLastCount
Cesaroni TechnologyH125reloadOct 18, 20261
Estes IndustriesE12SUOct 17, 202610
AeroTechG77SUOct 17, 20261
AeroTechH115SUOct 17, 20261
AeroTechH250reloadOct 17, 20261
AeroTechJ135reloadOct 17, 20261
Estes IndustriesD12SUOct 16, 20266
Quest AerospaceC12SUOct 16, 20263
Estes IndustriesE16SUOct 13, 20264
Estes IndustriesA10SUOct 10, 20265
Estes IndustriesC6SUOct 10, 20263
Estes IndustriesF15SUOct 4, 20265
Raketenmodellbau KlimaD9SUOct 4, 20261
Estes IndustriesC5SUOct 3, 20263
Quest AerospaceE26SUOct 3, 20263
AeroTechR4SUOct 3, 20261
Estes IndustriesC11SUSep 27, 20264
AeroTechE26SUSep 27, 20261
AeroTechF67SUSep 19, 20263
AeroTechG53reloadSep 19, 20261
Estes IndustriesB4SUSep 19, 20261
Estes IndustriesA8SUSep 12, 20261
Loki ResearchI405reloadSep 12, 20261
AeroTechC18SUSep 11, 20263
Quest AerospaceC18SUSep 11, 20261
Top of All Time
ManufacturerMotorTypeLastCount
Estes IndustriesE12SUOct 17, 2026385
Estes IndustriesD12SUOct 16, 2026227
Estes IndustriesE9SUNov 22, 2025194
Estes IndustriesA10SUOct 10, 2026152
Estes IndustriesC6SUOct 10, 202693
Estes IndustriesF15SUOct 4, 202681
Estes IndustriesC11SUSep 27, 202664
Estes IndustriesA3SUAug 30, 202660
Estes IndustriesE16SUOct 13, 202648
Estes IndustriesC5SUOct 3, 202646
Quest AerospaceC12SUOct 16, 202641
Estes IndustriesB6SUMay 10, 202525
Quest AerospaceD16SUAug 23, 202624
Quest AerospaceD20SUApr 30, 202622
Quest AerospaceE26SUOct 3, 202621
Estes IndustriesA8SUSep 12, 202619
AeroTechF44SUAug 1, 202618
AeroTechG40SUAug 25, 202418
AeroTechG80SUSep 5, 202617
AeroTechG79SUOct 18, 202517
Quest AerospaceC18SUSep 11, 202616
AeroTechF32SUSep 23, 202216
AeroTechF50SUMay 9, 202615
AeroTechG77SUOct 17, 202614
AeroTechH250reloadOct 17, 202613

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