The Yamaha RD 250 is a legendary Air-cooled 247cc (54mm × 54mm) parallel-twin 2 stroke motorcycle that produce 30 hp ...

Engine 2.0 L 4G63T I4 Turbocharged Transmission 5-speed manual Dimensions Wheelbase 2,510 mm (98.8 in) Length 4,3...

this may not be too accurate but the sound is what's the most accurate. i think. this is based off of my mom's car w...

the highest this engine can rev to is 50 rpm but it usually idles at 47 rpm. Don't mind the noise.

bore 67mm, stroke std make 292cc max capation engine can 200kmh++ in rl

This thing revs to about 9000 RPM while shaking so much the car might flip over. ...

Honda Ej6 with B18C5 VTEC ENGINE SWAP, produce 140hp and 149.5Nm

hold s for 2.29 million rpm (2.3 is unstable)

my first engine. power, torque, and speed is pretty close to the real thing.

1300 hp, 1061 Nm, 1200 air scfm, 2.3L V4, 11000 rpm : - No "nitrous" (no starter that acts like nitrous, just 1500 r...

I dont know to much american engines but the sounds still good and realistic revving and idle :)

wankel engine that produce 312 hp and 360 nm. The sound is kinda realistic tho :)

Maybe accurate in sound but it is aggressive. IDK whether firing order is correct (cause 2 pistons fire at a time and...

The 3 rotor EWC Mk 4 2.08 hp per cc is an engine that I have been developing over the last few months with input from...

like pilot01's radial 37 (biblically accurate radial engine) but it converted to inline (displacement smaller) the...