An X16 that runs as two Flatplane V8s from here: (https://catalog.engine-sim.parts/parts/2306).

An X16 that runs as two Crossplane V8s from here: (https://catalog.engine-sim.parts/parts/2305).

A boxer-ish 18 that fires evenly.

A boxer-ish 16 I made with the help of Velxx.

A flatplane V8 I made matching parameters I've used in past.

A crossplane V8 with sound and dimension parameters matching engines I've made in past.

Nothing insane here. It mimics the LFA V10 firing order, but it has some parameters that match previous engines I've ...

The title is pretty self explanatory. It's a 90 degree flat plane crank V8 with a 120 degree even firing V6 operating...

Two of these engines (https://catalog.engine-sim.parts/parts/2135) thrown together to make an X12. Special thanks to ...

A boxer-ish 14 I made. The math for this was rather tricky. Modified 8/29/25.

A simple flat 12 I made with the help of Velxx. Modified on 8/29/25.

Two of these engines: (https://catalog.engine-sim.parts/parts/2136) thrown together to make an X8. Modified on 8/29/25.

A VR10 that mimics the hypothetical firing order of a inline 10. Modified on 8/29/25.

A VR8 that mimics the firing order of an inline 8. Modified on 8/29/25.

A simple boxer 10 I made. Modified on 8/29/25