A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far stronger than expected.

The GM Gemini engine range refers to variants of General Motors’ Gen 6 Small Block V8 designed for performance vehicles. The LT6 was the first Gemini engine to arrive, debuting in the Chevy C8 ...

Scoggin Dickey Parts Center (SDPC) has been tinkering with an LV3 4.3-liter V6, the kind that was used in GM full-size pickups from model years 2014 to 2021, adding twin turbos. In 2022, SDPC’s ...

American carmakers in the 1960s chased trends like Metallica cutting their hair. Seemingly, every brand had to have a large displacement V8, even producing ...