A Canadian Engineer Tore Down a Tesla. What He Found Shocked Everyone

In 2018, a 69-year-old engineer from Windsor, Ontario said the gaps on a new Tesla Model 3 could be seen from Mars. Then his team spent 6,600 hours taking it apart. Tesla fired back, Elon Musk sat down with him, and what Sandy Munro found changed how Tesla builds the Model Y and the Cybertruck. Stay for the one number that explains it all. Chapters 0:00 The Black Model 3 1:09 The Question 2:19 The Car Capital of Canada 3:50 Fewer Parts 5:22 6,600 Hours 6:37 Tesla Fires Back 7:31 The Boards 8:42 The Model 3 Is Profitable 9:41 The Casting 11:15 The Ontario Machines 12:52 Musk Sits Down 13:59 The Floor That Wasn't There 15:04 The Cybertruck 16:40 Seventy to One 18:20 Who Is Next This story is entry 9 in our report The True North Files: 60 Canadian inventions we rated. Link on our channel page, or scan the QR code in the video. Footage: Pexels, Pixabay. Images: Wikimedia Commons (credits below). Some images AI generated. Music: YouTube Audio Library. #Canada #Tesla #SandyMunro Image credits (Wikimedia Commons): "Ambassador Bridge, Windsor, Ontario, 2025-06-01" by Crisco 1492, CC BY-SA 4.0 "BMW i3 front" by Frank Schulenburg, CC0 "2024 Tesla Cybertruck Foundation Series IMG 0642" by Alexander-93, CC BY-SA 4.0 "Detroit Skyline from Windsor August 2024" by TheWxResearcher, CC0 "Detroit Skyline from Windsor 2025-09-01" by TheWxResearcher, CC0 "Detroit Skyline from Windsor 2026-07-28 1026" by TheWxResearcher, CC0 "Elon Musk 2021" by Ministério Das Comunicações, CC BY 2.0 "Elon Musk (12271225556)" by Tesla Owners Club Belgium, CC BY 2.0 "Elon Musk (12271217906)" by Tesla Owners Club Belgium, CC BY 2.0 "Ford F-150 (thirteenth generation) IMG 0504" by Alexander-93, CC BY-SA 4.0 "1904 Ford Model C 10hp 2.0 Front" by Vauxford, CC BY-SA 4.0 "Ford Motor Company of Canada, Ltd. 1904" by Unbekannte Autoren und Grafiker; Scan vom EDHAC e.V., Public domain "GIGA PRESS 9000 ton" by Wikigbf, CC BY-SA 4.0 "20200922-giga-press-idra-ol6100cs-tesla-fremont-dcm2-plattens-toggle-crop" by Gabeincal, CC BY 3.0 "Gigafactory Texas Building 1 June 2022" by Larry D. Moore, CC BY 4.0 "Gordon McGregor House, Windsor, Ontario, Canada, 1913, p23" by Compiled by Harry Wentworth Gardner; photographer uncredited, Public domain "Part of the Tesla frame" by Votpuske, CC BY 4.0 "Richmond Hill Municipal Offices- Richmond Hill-Ontario-20200808" by Mhsheikholeslami, CC BY-SA 4.0 "2022-06-29-idra-italy-open-house-giga-press-9000t-john-stokes-sandy-munro" by Paul Sladen, CC0 "Stage prep for the 2020 Tesla Annual Shareholder Meeting and Battery Day (50372246473)" by Steve Jurvetson from Los Altos, USA, CC BY 2.0 "Elon Musk at the Tesla ASM and Battery Day" by Steve Jurvetson, CC BY 2.0 "2024 Tesla Cybertruck Foundation Series IMG 0634 (cropped)" by Alexander-93, CC BY-SA 4.0 "Foundation series Cybertruck at dusk in San Jose dllu" by Dllu, CC BY-SA 4.0 "Tesla Factory, Fremont (CA, USA) (8763130149)" by Maurizio Pesce from Milan, Italia, CC BY 2.0 "Tesla Model 3 DCA 08 2018 0159" by Mariordo (Mario Roberto Durán Ortiz), CC BY-SA 4.0 "2018 Tesla Model 3" by Punkdali, CC BY-SA 4.0 "2018 black tesla model 3 at the beach" by Punkdali, CC BY-SA 4.0 "Tesla Model 3 Back Genf 2018" by Alexander Migl, CC BY-SA 4.0 "2020 Tesla Model Y, front 8.1.20" by Kevauto, CC BY-SA 4.0 "2020 Tesla Model Y (United States) front view NHTSA" by U.S. National Highway Traffic Safety Administration, Public domain "Dr. Edwards Deming y el Ing. Humberto García" by Koffermejia, CC BY-SA 4.0 "Dr Deming and Dr Neave" by Broken chords, CC BY-SA 4.0 "Windsor Ontario skyline" by en:Adolch, CC BY-SA 3.0