i have improved the gearbox timing rpm limit etc and now its capable of 62 mph

The 1950 BMW R25 features a 247cc single-cylinder engine with a square 68 mm bore and 68 mm stroke. Utilizing an over...

An absurdly large V18 producing absurd horsepower per liter. The template for this was created by me.

Based on Hugh's HandBuilt specs, this configuration models a modified 1970-83 Yamaha XS650 with a 750cc big bore kit,...

yes why not mate its based on the v5 superbike yes

I took Greg's Rhinotech 250cc 2 stroke single, lowered the idle speed, gave it a 16k rev limit and slapped it into a ...

I tuned the exhaust to make it sound similar to a G80 M3. Power figures are close, with torque being a bit down. Code...

if you thought the mewl engines were wild then you'd be surprised about the origins of this one's lore. Anselmo basi...

this engine turned out pretty well 70hp 250cc 2 stroke

This is Engine #1 revised to be even more realistic. It is the same engine as before but with consistant timing for s...

A naturally aspirated 38.2L diesel V12 derived from Kharkiv V-2 engine family, produced by Kharkov Locomotive Factory...

this took hours but came out really good aswell i found out whatever bugs small engines accel its turbulance if you c...

you can really hear that exhaust note

This engine is a massively undersquare V14 with an abnormal angle I made using AMMC 7.0. Credit to CagliostroFriedChi...

blud using ai generated image