I tried to simulate a double-expansion engine, where the exhaust of the other two cylinders feed the intake of the la...

I just smooshed 2 4A-GE's together and this also has VVT

2L I4 engine with the i4 journal rod angles. Firing order 1&4-2&3. This thing is very responsive at RPM so you can re...

This thing revs to 16000 rpm and makes 800 HP it has the same firing order as a inline 5 but is a V10

I made this today, its 83 cubic inches, 4 cylinders, uses the Hayabusa bore and stroke, and the crankshaft is about 3...

This thing is wacky 2 cylinders fire at the same time it sounds amazing and makes 850 HP at 15500 RPM this thing revs...

makes a little less horse power than stock because of high miles

N/A 6.5L V12 used in the Lamborghini Aventador SVJ updated for version 0_1_12a, not entirely accurate anymore

[Updated on 05 May 2023] The R-4360 was Pratt & Whitney's last aircraft piston engine, as well as the largest and the...

[Updated on 05 May 2023] This was among the largest piston engines ever successfully produced. Design began in early-...

[Updated on 02 May 2023] Napier’s unusual H-shaped engines were originally designed in 1928 with 16 air cooled cylind...

Hello, this is the first functioning engine I've made, would appreciate some feedback. Thanks!

Single cylinder from yamaha xtx 660 (supermoto) I tried my best to recreate this engine :D

[Updated on 05 May 2023] The XR-7755-3 is the largest, most powerful reciprocating aircraft engine in the world. Duri...

[Updated on 05 May 2023] In 1939, the Air Corps identified a need for flat, H-type engines for installation in bomber...