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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,...

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

its Sammy Chan livery because Meowl got a little too obsessed with roblox girls please report and ban me for this

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

hits 12k rpm and the pistons are on the verge of sliding out

This is again another very unseen design on here made it pretty easily though

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

it does things it shouldnt the gears act like a cvt cuz the rpms

Carship hybrid. Part car, part ship. when the boost psi go 2100 or more (view psi on air scfm gauge), rocket powerd ...

This is Engine #1 revised to be even more realistic. It is the same engine as before, but changed some aerodynamics 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...

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