A compression test would be the natural first step for checking this possibility, It's also possible that you have inconsistent belt tension as the engine rotates due to a bad idler pulley or bad bearings in the water pump, alternator, AC compressor, power steering pump, etc.. (mechanics.stackexchange.com)
(2) Front Inner Tie Rod Ends, (2) Front Outer Tie Rod Ends, (2) Front Lower Ball Joints, (2) Front Upper Ball Joints, (2) Front Sway Bar Links, (1) Front Idler Arm, (1) Front Pitman Arm (carparts.com)