Introducing the all-new L8T 6.6L crate engine. With 401 horsepower and 464 lb.-ft. of torque it has the largest-displacement in the LT-family. | Chevrolet Performance
0:45
Introducing the all-new L8T 6.6L crate engine. With 401 horsepowe…
7.8K viewsFeb 6, 2023
FacebookChevrolet Performance
Struggling with GM 6.6 gas engine issues? Common challenges include faulty sensors, excessive oil consumption, and spark plug failures. Haynes Manuals provides detailed solutions to keep your engine running smoothly. Find your GM manual now at haynes.com and tackle these problems with confidence. #HaynesManuals #HaynesShowsYouHow #GMEngines | Haynes Manuals
0:30
Struggling with GM 6.6 gas engine issues? Common challenges inclu…
3.1K viewsDec 19, 2024
FacebookHaynes Manuals
Chevy 2500 6.6L GAS (L8T) Engine **Heavy Mechanic Review** | TOP 3 ISSUES
16:25
Chevy 2500 6.6L GAS (L8T) Engine **Heavy Mechanic Review** | TOP …
347.9K viewsOct 1, 2023
YouTubeGetty's Garage
Chevy 2500 6.6L GAS Engine (L8T) | How Does It DRIVE ?? **Heavy Mechanic Review**
10:39
Chevy 2500 6.6L GAS Engine (L8T) | How Does It DRIVE ?? **Heavy Me…
41K viewsMar 12, 2023
YouTubeGetty's Garage
Chevy 2500 6.6L GAS Engine (L8T) **HEAVY MECHANIC Review** | How DOES IT TOW??
22:59
Chevy 2500 6.6L GAS Engine (L8T) **HEAVY MECHANIC Review** | H…
47K viewsSep 24, 2023
YouTubeGetty's Garage
In my HD gas engine ranking, the GM 6.6L L8T lands in 4th place, and it’s not because it’s a bad engine — it’s just outclassed by the others in a few key areas. The L8T has shown oil consumption issues, relies on direct injection only, and honestly just didn’t impress me when towing heavy compared to the Godzilla, Mini-Godzilla, or the 6.4 HEMI. It’s reliable enough, it gets the job done, and it’s simple… but when you hook up a real trailer, the power delivery and overall confidence just aren’t
2:44
In my HD gas engine ranking, the GM 6.6L L8T lands in 4th place, an…
99.8K views3 months ago
FacebookGetty's Garage
Chevy 2500 6.6L GAS Engine (L8T) **HEAVY MECHANIC Review** | How Good of an Engine Is It??
19:24
Chevy 2500 6.6L GAS Engine (L8T) **HEAVY MECHANIC Review** | H…
441.2K viewsMar 6, 2023
YouTubeGetty's Garage
0:56
GM's Best Truck Engine Ever: 6.6L L8T
379.5K viewsDec 16, 2022
YouTubeDust Runners Automotive Journal
10:10
6.6 L8T REVIEW, PROBLEMS, RELIABILITY, FAILURES, ISSUES…
3.6K views8 months ago
YouTubeAUTO MOTO FREAK
19:31
My review of Gm 6.6 gas engine
5.7K viewsNov 5, 2022
YouTubeColt Welding & Repair
8:56
Chevy's New Engine Trumps Ford! (2025 Silverado 6.6L Gas V8)
90.2K viewsSep 24, 2024
YouTubeBen Hardy
13:27
2024 GM 6.6L L8T Gas V8 + Allison Versus 6.6L Gen2 L5P Diesel V8: …
127.3K viewsMay 23, 2023
YouTubeJB Reviews
3:35
6.6 L8T OR 6.6 DURAMAX? REVIEW, PROBLEMS, RELIABILITY!
273 views7 months ago
YouTubeAUTO MOTO FREAK
12:01
2025 GMC Sierra SLT 6.6L Gas V8 L8T: They Made Some Updates T…
33.7K viewsSep 22, 2024
YouTubeJB Reviews
11:53
Mast Factory Tour | 1000HP Harrop Supercharged L8T Testing
149.4K viewsOct 28, 2022
YouTubeHarropTV
19:10
MPG Test // I Drive 400+ Miles with My New 6.6L Gas Engine L8T on …
91.5K viewsNov 19, 2023
YouTubeAdventure Rocks
16:49
2024 Chevy 2500 HD 6.6L Gas With NEW 10 SPEED Allison Transmiss…
153.8K viewsApr 1, 2024
YouTubeGetty's Garage
15:39
2024 Ford F250 6.8L VS Chevy Silverado HD 6.6L Gas Performan…
47.6K viewsFeb 22, 2024
YouTubeJB Reviews
13:33
2024 GMC Sierra 2500 PRO Gas V8 L8T: The Best HD Bargain With Gr…
18.2K viewsJun 11, 2024
YouTubeJB Reviews
1:38
6.6 Chevy gas engine
8.7K viewsDec 21, 2024
YouTubeGMAN HERE.
15:04
Chevy 2500 HD 6.6L Gas (L8T) With NEW ALLISON 10 Speed Transmis…
69.7K viewsMar 24, 2024
YouTubeGetty's Garage
5:41
Chevrolet 6-cylinder engine rebuilding
4.9K viewsFeb 22, 2025
YouTubeClassic Cars Mechanic
16:37
L8T Oil Change - 2022 GMC Denali 2500hd 6.6L (gas)
8.7K viewsAug 20, 2023
YouTubeL8T D
9:01
Why You MUST Change Your Oil at 1,500 Miles on GM Gas L8T 6.6L V8
28.8K viewsJan 28, 2024
YouTubeAdventure Rocks
9:36
2024 Chevy Silverado HD 6.6L (Gas): The New 10-Speed Is A Game Cha…
100.7K viewsApr 12, 2023
YouTubeBen Hardy
9:30
Here's Why the GM L8T is the Best LS/LT Engine
203K viewsJul 17, 2022
YouTubeDust Runners Automotive Journal
11:07
2025 GMC Sierra 3500 AT4 6.6L V8 Gas L8T: This Is A Hard To Find S…
11.6K viewsNov 4, 2024
YouTubeJB Reviews
15:31
Chevy 2500 6.6L L8T V8 GAS Fuel Economy (MPG) | How BAD Is It R…
154.8K views4 months ago
YouTubeGetty's Garage
6:05
New 6.6-liter V8 gas engine on 2020 Silverado HD
284.7K viewsFeb 8, 2019
YouTubeHard Working Trucks
40:40
LLY DURAMAX TEARDOWN. BAD Silverado 6.6L Turbodiesel V8. Un…
487.5K viewsOct 23, 2021
YouTubeI Do Cars
See more videos
Static thumbnail place holder