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
Estes IndustriesE16SUNov 8, 20268
Estes IndustriesC6SUNov 7, 20265
Estes IndustriesE12SUNov 1, 202625
Estes IndustriesD12SUNov 1, 202611
Estes IndustriesA10SUOct 31, 20264
Estes IndustriesC11SUOct 25, 20265
Estes IndustriesA8SUOct 24, 20263
Estes IndustriesB4SUOct 24, 20262
Quest AerospaceD20SUOct 24, 20262
Quest AerospaceD22SUOct 24, 20262
Estes IndustriesE1604SUOct 23, 20261
AeroTechD16SUOct 21, 20262
Estes IndustriesC5SUOct 19, 20264
AeroTechF50SUOct 18, 20261
Cesaroni TechnologyH125reloadOct 18, 20261
AeroTechH250reloadOct 17, 20262
AeroTechG77SUOct 17, 20261
AeroTechH115SUOct 17, 20261
AeroTechJ135reloadOct 17, 20261
Quest AerospaceC12SUOct 16, 20263
Estes IndustriesF15SUOct 4, 20265
Raketenmodellbau KlimaD9SUOct 4, 20261
AeroTechG79SUOct 3, 20261
AeroTechR4SUOct 3, 20261
Quest AerospaceE26SUOct 3, 20261
Top of All Time
ManufacturerMotorTypeLastCount
Estes IndustriesE12SUNov 1, 2026401
Estes IndustriesD12SUNov 1, 2026233
Estes IndustriesE9SUNov 22, 2025194
Estes IndustriesA10SUOct 31, 2026153
Estes IndustriesC6SUNov 7, 202695
Estes IndustriesF15SUOct 4, 202681
Estes IndustriesC11SUOct 25, 202666
Estes IndustriesA3SUAug 30, 202660
Estes IndustriesE16SUNov 8, 202653
Estes IndustriesC5SUOct 19, 202647
Quest AerospaceC12SUOct 16, 202641
Quest AerospaceD20SUOct 24, 202625
Estes IndustriesB6SUMay 10, 202525
Quest AerospaceD16SUAug 23, 202624
Estes IndustriesA8SUOct 24, 202621
Quest AerospaceE26SUOct 3, 202621
AeroTechG79SUOct 3, 202618
AeroTechF44SUAug 1, 202618
AeroTechG40SUAug 25, 202418
AeroTechG80SUSep 5, 202617
AeroTechF50SUOct 18, 202616
Quest AerospaceC18SUSep 11, 202616
AeroTechF32SUSep 23, 202216
AeroTechG77SUOct 17, 202614
AeroTechH250reloadOct 17, 202614

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