The new automatic-gearbox Sonic Turbo will return an EPA-estimated 27 mpg city and 37 mpg highway, which is down by 2 mpg city and 3 mpg highway compared to the manual transmission car.

His 350 Turbo transmission with a B&M Pro ratchet shifter spins to a set of 3.90:1 gears out back with an Eaton posi unit. At the track, the Impala has had a best run of 12.05 at 111.07 mph.

AThese three brackets sold by Gale Banks Engineering attach the stock '82 GM F-car torque arm to standard Turbo 350 automatic transmissions.

The Turbo 350 (top) and the Turbo 400 (bottom) are the quintessential GM automatic transmissions. Both are three-speeds, but the Turbo 400 is physically larger and designed more for the torque ...

As a reminder, the 2023 Chevy Colorado features just one powerplant option, the turbocharged 2.7L I4 L3B, which is available in three states of tune – 2.7L Turbo (237 horsepower and 259 pound ...

GM Performance crate engine prices range from $4,276.48 for the small block SP/ZZ Partial 350 engine to the ZZ6 EFI Turn-Key crate engine priced at $13,671.88. The BluePrint Engines 350 crate ...

The 2019 Silverado will be available with six engine/transmission combinations, including the Flint-built 3.0L, inline-six turbo-diesel, Wednesday's announcement says.