Reputed YouTube mechanic tests a freshly built 460-cube LS6 V8; the motor’s Achilles’ heel is a tiny piece nobody noticed being blocked off ...

The mid-sixties were the golden era for muscle cars. Fuel was relatively cheap, and car buyers had money to spend, meaning cars were being treated to ever larger and more powerful motors to tear ...

Add HotCars to your Google News feed. Other rare big-block Chevy motors include the powerful 454 LS6 V8 engine. The 454 was introduced in 1970, as the LS5 that made 390 hp and 500 lb-ft.