GM Authority

Watch Jeff Gordon Build His Own C8 Corvette ZR1X Engine: Video

Watch NASCAR legend Jeff Gordon assemble his own LT7 engine for his 2026 Corvette ZR1X in a unique Corvette Performance Build Center experience.

620-HP Honda Civic Type R Doubles Its Power on a Stock Engine

How much power can a stock-engine Honda Civic Type R FL5 make? Well, this one makes 620 hp, showing us the engine's headroom.
GM Authority

GM 6.2L V8 L87 Recall: How’s Your Unreplaced Engine With 0W-40 Oil Doing So Far?

Some folks impacted by the L87 engine recall should now be running an updated oil spec, which has us wondering - how's your ...
autoevolution

Paid $1,000 for C4 Corvette, Hand-Builds It After a Digital Render With a 660+ WHP LS6

It should have been an easy “fix and drive” project, but it turned out into a 40-month build that kept only the bumpers and hood from the original car ...