See All 15 Photos Assuming a 1:1 transmission gear ratio and no slippage, the above chart shows the rpm you can expect at 60 mph with different combinations of gear ratios and tires. MOTORTREND ...

Robin Warner The chart shows gear number, gear ratio, total ratio (including final-drive ratio), top speed in each gear, engine rpm at 5 mph and engine rpm at 75 mph. Math was involved.

The chart below represents a 2021 Detroit DD15 engine ... It boasted an engine speed of 1,150 rpm at 65 mph using a D13 engine with 425 horsepower and 1,750 lb-ft of torque, an I-Shift overdrive ...

Early in the '66 model year, the 427ci L72 engine was rated 450 hp at 6,400 rpm. Not long after production ... (See the accompanying chart for the 427s, their 454 replacements, and power ratings.) ...

Mash the brake then the gas pedal, and when the revs settle at 4,500 rpm, release the brakes. The Z06 rockets from zero to 60 mph in 2.6 seconds. Keep your foot down and the eight-speed dual ...