BMW M1 ProCar Straight-Six Engine Sounds! – Warm Up, Accelerations & Huge Flames! Acceleration & Sound Drag & Track by turboandstance - May 6, 2018July 28, 2022 The iconic 1979 BMW M1 ProCar in action on track! The beauty is powered by a 3.5 liter straight 6 engine which is able to produce 470bhp at 9000 rpm and 390Nm of torque at 7000 rpm. The sound it makes is amazing, so make sure you turn up your speakers! Watch the video below and leave a comment. Don’t forget to follow us also on Facebook, Pinterest or Instagram! Leave a comment