I've heavily modified Subaru's EJ25 engine to make it track-ready, boasting over 320 horsepower, a maximum rpm of ove...

Fortex G5 4 stroke engine, commonly used in kart racing in brazil and paraguay

125cc lawn mower engine with idle at ~1480RPM, max 9000 RPM, 15HP(15,208PS) @ 7420RPM, 13lb-ft(17,626Nm) @ 4650RPM, s...

more than 16K nm inspired by: https://catalog.engine-sim.parts/parts/1373 , https://catalog.engine-sim.parts/parts/1...

Good sounding inline 20 engine, makes almost 9200 hp at peak with great torque. Insane max speed 352 mph (571 kmh)

With a standard bore & stroke but maximalize in another part.

USSR road motorcycle with a two-stroke single-cylinder air-cooled engine with a power of 14 hp, a four-speed gearbox ...

Im bruh.py if u did not know. Its been a long time. a VERY long time. i wasnt there since idk.... 3 months ? here are...

Dragster version of the Daihatsu Charade i3 engine. for some weird reason, goes about 15 kmh faster in 5th gear than ...

This is the biggest engine on EngineSim, it's an 194.2l rotary engine with max 280 rpm. It isn't the best Engine but ...

Engine: • Engine code: M50B25 (Pre VANOS) • Configuration: Inline-6, naturally aspirated • Displacement: 2.5 L (2 49...

Monstrous 6 rotor for peak power. (may drink fuel insanely fast)

credits to Ecchji 2998 for engine base. Revs to 19000 RPM

Tuned to the Maximum, this thing does 800 hp and 700 Nm at 9400 rpm. 2 cylinder 1.3L VTEC engine. Normally 50 cc, now...

got an xt660 engine and tuned it to the extreme, probably not realistic at high speeds, rocks on horsepower, but soun...